{"product_id":"mars-hydro-4in-filter-kit-speed-controller","title":"Mars Hydro 4\" Fan Carbon Filter Kit 205 CFM | 26.8 dB-A EC Motor","description":"\u003cdiv class=\"geo-summary\" style=\"background:#f8f9fa; border-left:4px solid #333; padding:20px 24px; margin-bottom:28px; border-radius:4px;\"\u003e\n  \u003cp style=\"margin:0 0 8px 0; color:#333333; font-size:1.05em;\"\u003eThe Mars Hydro 4\" Filter Kit Speed Controller (SKU: MH-4Filterkit-CP-US-NEW-2507) is a complete inline ventilation and odor control system engineered for operators who require automated climate management, precise airflow regulation, and passive odor elimination in compact or scaled production environments — replacing piecemeal fan, filter, and controller assemblies with a single integrated solution.\u003c\/p\u003e\n  \u003cul style=\"margin:12px 0 12px 0; padding-left:20px; color:#000000;\"\u003e\n    \u003cli style=\"margin-bottom:6px;\"\u003e\n\u003cstrong\u003eOutcome:\u003c\/strong\u003e Automated temperature- and humidity-triggered airflow control with continuous odor scrubbing at 205 CFM via a 26.8 dB-A EC motor\u003c\/li\u003e\n    \u003cli style=\"margin-bottom:6px;\"\u003e\n\u003cstrong\u003eReplaces:\u003c\/strong\u003e Separate fan units, standalone carbon filters, manual speed controllers, and disconnected thermostat probes\u003c\/li\u003e\n    \u003cli style=\"margin-bottom:6px;\"\u003e\n\u003cstrong\u003eEnvironment:\u003c\/strong\u003e Enclosed production rooms, propagation chambers, drying and curing spaces, and multi-room ventilation runs requiring up to 25 ft of flexible duct routing\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003cp style=\"margin:10px 0 4px 0; color:#333333; font-weight:bold; font-size:1em;\"\u003eFACTORY-AUTHORIZED DEALER — CANNAFULL SPECTRUM SOLUTIONS\u003c\/p\u003e\n  \u003cp style=\"margin:0; color:#333333; font-size:0.95em;\"\u003eDeployed in licensed commercial facilities across the United States.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cp style=\"color:#333333; font-size:0.95em; margin-top:10px;\"\u003e\u003cstrong\u003eQuick Spec:\u003c\/strong\u003e 4\" | 205 CFM | 26.8 dB-A | EC Motor | PWM 10-Speed | 27W ±5% | 0.4A MAX | IP44 | 110–240 VAC | Digital Thermostat Controller | Dimensions: 11.9 x 6.4 x 3.8 in (30.2 x 16.3 x 9.7 cm)\u003c\/p\u003e\n\n\u003cdiv style=\"margin:36px 0;\"\u003e\n  \u003ch2 style=\"color:#333333; text-align:center; font-size:1.6em; margin-bottom:20px;\"\u003ePrecision Control in Any Space\u003c\/h2\u003e\n\n  \u003cp style=\"color:#000000; line-height:1.75; margin-bottom:18px;\"\u003eWhen ventilation is managed by guesswork — a manual dial set once and forgotten, a carbon filter that saturates undetected, a fan running at full draw regardless of actual room conditions — the cost accumulates silently. Temperature spikes during peak lighting cycles go unaddressed until canopy stress is already visible. Humidity climbs past threshold while the fan holds a fixed speed that was calibrated for a different load. Odor breaches happen not because the filter failed, but because airflow was never matched to demand. These are not equipment failures. They are control failures, and they compound every hour the system runs without feedback.\u003c\/p\u003e\n\n  \u003cp style=\"color:#000000; line-height:1.75; margin-bottom:18px;\"\u003eAfter deployment, the environment responds to itself. The controller reads live temperature and humidity, compares both against operator-defined thresholds, and adjusts fan speed automatically — without manual intervention. Odor is continuously scrubbed through an activated charcoal core rated at 1050+ granules imported from Australia, seated behind double-sided galvanized steel mesh with 53% open area for unrestricted airflow. The 25-ft flexible duct run gives operators the routing flexibility to position the filter where it captures the most contaminated air, not just where the duct happens to reach. The result is a room that holds its parameters rather than drifting between operator check-ins.\u003c\/p\u003e\n\n  \u003cp style=\"color:#000000; line-height:1.75; margin-bottom:18px;\"\u003eThe mechanism behind that stability is an EC motor running at 3000 ±10% RPM, drawing 27W ±5% at 0.4A maximum across a universal 110–240 VAC input, delivering 205 CFM against a static pressure rating of 347 ±10% Pa. PWM speed control provides 10 discrete speed steps, and the digital thermostat controller adds an Environment Monitor, Timing Schedule, temperature and humidity alarm outputs, and automatic speed adjustment triggered by high or low temperature or humidity rules — all in a unit rated IP44 for moisture resistance and certified for operation from -20°C to 60°C (-4°F to 140°F). In practical terms, the Mars Hydro 4\" Filter Kit delivers 205 CFM of thermostat-governed, odor-scrubbed airflow through a 4-inch duct circuit at 27W ±5% draw with automated 10-speed PWM response to live environmental conditions.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"margin:36px 0;\"\u003e\n  \u003ch2 style=\"color:#333333; font-size:1.4em; margin-bottom:16px;\"\u003eWhere This Belongs (and Doesn't)\u003c\/h2\u003e\n  \u003cp style=\"font-style:italic; color:#333333; font-size:0.9em; margin-bottom:18px;\"\u003eThis unit operates on standard 110–240 VAC single-phase power. Duct routing, static pressure load, and room air exchange calculations should be verified against facility HVAC design parameters before installation. Consult a licensed mechanical contractor for ducting runs that interface with building HVAC systems or require penetrations through fire-rated assemblies.\u003c\/p\u003e\n\n  \u003cdiv style=\"display:flex; flex-wrap:wrap; gap:24px;\"\u003e\n    \u003cdiv style=\"flex:1; min-width:260px;\"\u003e\n      \u003ch3 style=\"color:#333333; font-size:1.05em; margin-bottom:10px;\"\u003eAppropriate Deployment Environments\u003c\/h3\u003e\n      \u003cul style=\"color:#000000; line-height:1.75; padding-left:20px;\"\u003e\n        \u003cli\u003eEnclosed production rooms with 4-inch duct infrastructure\u003c\/li\u003e\n        \u003cli\u003ePropagation and clone chambers requiring low-noise, low-draw ventilation\u003c\/li\u003e\n        \u003cli\u003eDrying and curing rooms where odor containment is a compliance requirement\u003c\/li\u003e\n        \u003cli\u003eMulti-room setups using up to 25 ft of flexible duct routing per circuit\u003c\/li\u003e\n        \u003cli\u003eFacilities operating on 110V or 240V single-phase power (universal input)\u003c\/li\u003e\n        \u003cli\u003eEnvironments with ambient operating temperatures between -20°C and 60°C (-4°F to 140°F)\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"flex:1; min-width:260px;\"\u003e\n      \u003ch3 style=\"color:#333333; font-size:1.05em; margin-bottom:10px;\"\u003eNot Recommended For\u003c\/h3\u003e\n      \u003cul style=\"color:#000000; line-height:1.75; padding-left:20px;\"\u003e\n        \u003cli\u003eDuct runs requiring more than 205 CFM sustained airflow at the terminal point\u003c\/li\u003e\n        \u003cli\u003eStatic pressure loads exceeding 347 ±10% Pa without supplemental fan staging\u003c\/li\u003e\n        \u003cli\u003eOutdoor or fully exposed installations beyond IP44 moisture protection limits\u003c\/li\u003e\n        \u003cli\u003eThree-phase commercial HVAC integration without appropriate step-down or isolation\u003c\/li\u003e\n        \u003cli\u003eApplications requiring 6-inch or larger duct collar connections without a reducer fitting\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"margin:36px 0;\"\u003e\n  \u003ch2 style=\"color:#333333; font-size:1.4em; margin-bottom:16px;\"\u003eHow It Works\u003c\/h2\u003e\n\n  \u003cp style=\"color:#000000; line-height:1.75; margin-bottom:18px;\"\u003eThe core of the system is an EC (electronically commutated) motor — a motor architecture that uses permanent magnet rotor technology and electronic commutation to achieve significantly higher part-load efficiency than conventional AC induction motors. At its rated operating point, the motor turns at 3000 ±10% RPM, moves 205 CFM of air, and overcomes a static pressure resistance of 347 ±10% Pa — the resistance load that accounts for filter media, duct bends, and terminal fittings in a real installation. Electrical draw is 27W ±5% at 0.4A maximum, and the universal 110–240 VAC, 50\/60 Hz input means the unit operates without a transformer or voltage converter across all standard U.S. facility power configurations. The fan housing carries an IP44 ingress protection rating, confirming resistance to solid particle intrusion and water splash from any direction.\u003c\/p\u003e\n\n  \u003cp style=\"color:#000000; line-height:1.75; margin-bottom:18px;\"\u003eSpeed regulation is delivered through PWM (pulse-width modulation) control, which varies motor power in discrete steps rather than through resistive voltage reduction — preserving motor efficiency across the full 10-speed range rather than dissipating excess energy as heat. The digital thermostat controller extends this beyond manual adjustment: it monitors live temperature and humidity, compares readings against operator-programmed high and low thresholds, and triggers automatic fan speed changes when either parameter crosses a set boundary. The controller also supports a Timing Schedule for programmed on\/off cycles, an Environment Monitor for continuous data logging, and temperature and humidity alarm outputs for integration with facility alert systems.\u003c\/p\u003e\n\n  \u003cp style=\"color:#000000; line-height:1.75; margin-bottom:18px;\"\u003eOdor control is handled by the 4-inch carbon filter, which uses an activated charcoal core sourced from 1050+ granules imported from Australia. The filter body uses double-sided galvanized steel mesh with 53% open area, which minimizes restriction at the filter face and keeps the static pressure load within the fan's rated operating envelope. The included 25-ft PVC thermoplastic flexible duct tube, three duct clamps, and two hanging straps complete the installation kit, providing the mechanical components needed to route, seal, and suspend the system without sourcing additional hardware. In practical terms, the Mars Hydro 4\" Filter Kit integrates a 205 CFM EC motor, a 1050+ activated charcoal filter, and a 10-speed PWM thermostat controller into a single deployable ventilation circuit drawing 27W ±5% at 0.4A maximum.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"background:#f0f7ff; border-left:4px solid #007bff; padding:20px 24px; margin:36px 0; border-radius:4px;\"\u003e\n  \u003ch2 style=\"color:#333333; font-size:1.3em; margin-bottom:14px;\"\u003eCommercial Assurance\u003c\/h2\u003e\n  \u003cul style=\"color:#000000; line-height:1.85; padding-left:20px; margin:0;\"\u003e\n    \u003cli\u003e\n\u003cstrong\u003eAuthorized Dealer:\u003c\/strong\u003e Cannafull Spectrum Solutions is a factory-authorized dealer for Mars Hydro products. All units are sourced through verified supply channels and carry full manufacturer warranty coverage.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e Warranty period and terms are governed by Mars Hydro's current manufacturer warranty policy. Contact Cannafull Spectrum Solutions at the address below or review current warranty documentation at cannafullspec.com before purchase to confirm applicable coverage for this SKU.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eIP Rating:\u003c\/strong\u003e IP44 ingress protection confirmed per manufacturer specification — rated for moisture-present environments including condensation-prone production rooms.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eUniversal Voltage:\u003c\/strong\u003e 110–240 VAC, 50\/60 Hz input confirmed — no step-down transformer required for standard U.S. facility power.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eCompliance:\u003c\/strong\u003e Verify applicable local electrical and mechanical codes with your facility's licensed contractor prior to installation. Cannafull Spectrum Solutions does not provide installation engineering services.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"margin:36px 0;\"\u003e\n  \u003ch2 style=\"color:#333333; font-size:1.4em; margin-bottom:16px;\"\u003eSystem Integration\u003c\/h2\u003e\n  \u003cul style=\"color:#000000; line-height:1.85; padding-left:20px;\"\u003e\n    \u003cli\u003e\n\u003cstrong\u003eDuct Compatibility:\u003c\/strong\u003e Standard 4-inch duct collar — connects directly to 4-inch rigid or flexible duct runs; reducer fittings required for 6-inch infrastructure integration.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eController Wiring:\u003c\/strong\u003e Digital thermostat controller connects inline between power source and fan motor; temperature and humidity probes must be positioned at canopy level or within the monitored air zone for accurate threshold triggering.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eFilter Orientation:\u003c\/strong\u003e Carbon filter is designed for inline installation with airflow direction matching the labeled intake face; reversing orientation reduces charcoal contact time and degrades odor control performance.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eMulti-Unit Deployment:\u003c\/strong\u003e Each kit operates as an independent ventilation circuit; facilities requiring higher aggregate CFM should stage multiple 4-inch circuits rather than attempting to parallel-connect fans on a single duct run.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eRefillable Filter Core:\u003c\/strong\u003e The 4-inch carbon filter is refillable — activated charcoal media can be replaced without purchasing a complete new filter housing, reducing long-term consumable cost per circuit.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"margin:36px 0;\"\u003e\n  \u003ch3 style=\"color:#333333; font-size:1.2em; margin-bottom:10px;\"\u003eFacility Integration Data\u003c\/h3\u003e\n  \u003cp style=\"color:#000000; line-height:1.75; margin-bottom:18px;\"\u003eThe following ROI reference table provides electrical load and acquisition cost data for fleet-scale deployments of the Mars Hydro 4\" Filter Kit (SKU: MH-4Filterkit-CP-US-NEW-2507) to support facility budgeting and circuit planning.\u003c\/p\u003e\n\n  \u003cdiv style=\"background:#f0f7ff; border-left:4px solid #007bff; padding:20px 24px; border-radius:4px;\"\u003e\n    \u003ctable style=\"width:100%; border-collapse:collapse; color:#000000; font-size:0.95em;\"\u003e\n      \u003cthead\u003e\n        \u003ctr style=\"border-bottom:2px solid #007bff;\"\u003e\n          \u003cth style=\"text-align:left; padding:8px 12px; color:#333333;\"\u003eFleet Size\u003c\/th\u003e\n          \u003cth style=\"text-align:left; padding:8px 12px; color:#333333;\"\u003eTotal CFM Capacity\u003c\/th\u003e\n          \u003cth style=\"text-align:left; padding:8px 12px; color:#333333;\"\u003eMax Electrical Draw (W)\u003c\/th\u003e\n          \u003cth style=\"text-align:left; padding:8px 12px; color:#333333;\"\u003eMax Current Draw (A)\u003c\/th\u003e\n          \u003cth style=\"text-align:left; padding:8px 12px; color:#333333;\"\u003eAcquisition Cost (USD)\u003c\/th\u003e\n        \u003c\/tr\u003e\n      \u003c\/thead\u003e\n      \u003ctbody\u003e\n        \u003ctr style=\"border-bottom:1px solid #cce0ff;\"\u003e\n          \u003ctd style=\"padding:8px 12px;\"\u003e10 Units\u003c\/td\u003e\n          \u003ctd style=\"padding:8px 12px;\"\u003e2,050 CFM\u003c\/td\u003e\n          \u003ctd style=\"padding:8px 12px;\"\u003e270W ±5% (per unit: 27W ±5%)\u003c\/td\u003e\n          \u003ctd style=\"padding:8px 12px;\"\u003e4.0A MAX (per unit: 0.4A MAX)\u003c\/td\u003e\n          \u003ctd style=\"padding:8px 12px;\"\u003e$1,359.90 (at $135.99\/unit)\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr style=\"border-bottom:1px solid #cce0ff;\"\u003e\n          \u003ctd style=\"padding:8px 12px;\"\u003e20 Units\u003c\/td\u003e\n          \u003ctd style=\"padding:8px 12px;\"\u003e4,100 CFM\u003c\/td\u003e\n          \u003ctd style=\"padding:8px 12px;\"\u003e540W ±5% (per unit: 27W ±5%)\u003c\/td\u003e\n          \u003ctd style=\"padding:8px 12px;\"\u003e8.0A MAX (per unit: 0.4A MAX)\u003c\/td\u003e\n          \u003ctd style=\"padding:8px 12px;\"\u003e$2,719.80 (at $135.99\/unit)\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd style=\"padding:8px 12px;\"\u003e50 Units\u003c\/td\u003e\n          \u003ctd style=\"padding:8px 12px;\"\u003e10,250 CFM\u003c\/td\u003e\n          \u003ctd style=\"padding:8px 12px;\"\u003e1,350W ±5% (per unit: 27W ±5%)\u003c\/td\u003e\n          \u003ctd style=\"padding:8px 12px;\"\u003e20.0A MAX (per unit: 0.4A MAX)\u003c\/td\u003e\n          \u003ctd style=\"padding:8px 12px;\"\u003e$6,799.50 (at $135.99\/unit)\u003c\/td\u003e\n        \u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n    \u003cp style=\"font-size:0.82em; color:#555; margin:10px 0 0 0;\"\u003eFleet electrical values are additive estimates based on per-unit rated specs. Actual facility load must be verified by a licensed electrical contractor. Current draw figures assume simultaneous full-speed operation of all units on independent circuits.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"margin:36px 0;\"\u003e\n  \u003ch2 style=\"color:#333333; font-size:1.4em; margin-bottom:14px;\"\u003eOperator Field Notes\u003c\/h2\u003e\n  \u003cul style=\"color:#000000; line-height:1.85; padding-left:20px;\"\u003e\n    \u003cli\u003e\n\u003cstrong\u003eThreshold Calibration:\u003c\/strong\u003e Program high and low temperature and humidity triggers during initial commissioning — do not rely on default settings. Thresholds set at canopy level will differ from readings taken at the controller's probe location if the probe is mounted at ceiling height.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eStatic Pressure Budget:\u003c\/strong\u003e The 347 ±10% Pa static pressure rating is the system's total resistance budget. Long duct runs, multiple 90-degree bends, and undersized duct collars each consume static pressure headroom. Keep total system resistance within the rated envelope or airflow at the terminal point will fall below 205 CFM.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eFilter Saturation Monitoring:\u003c\/strong\u003e Activated charcoal does not provide a visual saturation indicator. Establish a replacement or refill schedule based on room volume, odor load, and hours of operation — do not wait for odor breakthrough to confirm filter exhaustion.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eNoise Floor:\u003c\/strong\u003e The 26.8 dB-A noise rating applies at rated operating speed. Facilities with noise-sensitive adjacencies (office space, compliance inspection areas) should verify ambient noise levels at reduced fan speeds using the 10-speed PWM range before finalizing installation position.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eDuct Clamp Torque:\u003c\/strong\u003e The three included duct clamps are sized for the 4-inch flexible duct tube. Over-tightening on thin-wall flexible duct can deform the duct collar and create a static pressure leak point. Hand-tighten to contact, then advance one-quarter turn.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eUniversal Voltage Verification:\u003c\/strong\u003e Confirm facility outlet voltage before connection. The 110–240 VAC input is auto-ranging, but the physical plug configuration must match the outlet type. Do not use unrated adapters on circuits serving production equipment.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"margin:36px 0;\" itemscope itemtype=\"https:\/\/schema.org\/FAQPage\"\u003e\n  \u003ch2 style=\"color:#333333; font-size:1.4em; margin-bottom:16px;\"\u003eOperator FAQ\u003c\/h2\u003e\n\n  \u003cdetails itemscope itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\" style=\"margin-bottom:14px; border-bottom:1px solid #e0e0e0; padding-bottom:14px;\"\u003e\n    \u003csummary itemprop=\"name\" style=\"cursor:pointer; font-weight:bold; color:#333333; font-size:1em;\"\u003eQ: What is the maximum static pressure this fan can overcome, and how does duct routing affect it?\u003c\/summary\u003e\n    \u003cdiv itemscope itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\"\u003e\n      \u003cp itemprop=\"text\" style=\"color:#000000; line-height:1.75; margin-top:10px;\"\u003eA: The Mars Hydro 4\" Filter Kit EC motor is rated at 347 ±10% Pa of static pressure. This is the total resistance budget for the entire duct circuit — including the carbon filter face, all duct bends, any reducers or transitions, and the terminal fitting. Each 90-degree bend in flexible duct consumes approximately 5–15 Pa depending on duct diameter and bend radius. Long horizontal runs add friction loss per linear foot. If your total system resistance exceeds the rated static pressure, the fan will still move air, but airflow at the terminal point will be less than the rated 205 CFM. Design your duct run to stay within the rated envelope, or stage a second circuit rather than overloading a single fan.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails itemscope itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\" style=\"margin-bottom:14px; border-bottom:1px solid #e0e0e0; padding-bottom:14px;\"\u003e\n    \u003csummary itemprop=\"name\" style=\"cursor:pointer; font-weight:bold; color:#333333; font-size:1em;\"\u003eQ: How does the automatic speed control work, and what triggers a speed change?\u003c\/summary\u003e\n    \u003cdiv itemscope itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\"\u003e\n      \u003cp itemprop=\"text\" style=\"color:#000000; line-height:1.75; margin-top:10px;\"\u003eA: The digital thermostat controller continuously monitors live temperature and humidity via its probe. The operator programs high and low threshold values for both parameters. When a reading crosses a programmed threshold — for example, temperature rising above the high-temperature trigger — the controller automatically increases fan speed to the next step in the 10-speed PWM range. When conditions return within bounds, the controller reduces speed accordingly. This closed-loop response eliminates the need for manual speed adjustments during lighting cycles, nighttime temperature drops, or high-humidity events. The controller also supports a Timing Schedule for programmed on\/off cycles independent of environmental triggers.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails itemscope itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\" style=\"margin-bottom:14px; border-bottom:1px solid #e0e0e0; padding-bottom:14px;\"\u003e\n    \u003csummary itemprop=\"name\" style=\"cursor:pointer; font-weight:bold; color:#333333; font-size:1em;\"\u003eQ: Is the carbon filter refillable, and how do I know when the charcoal media needs replacement?\u003c\/summary\u003e\n    \u003cdiv itemscope itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\"\u003e\n      \u003cp itemprop=\"text\" style=\"color:#000000; line-height:1.75; margin-top:10px;\"\u003eA: Yes. The Mars Hydro 4-inch carbon filter uses a refillable housing design. The activated charcoal core — sourced from 1050+ granules imported from Australia — can be replaced without purchasing a new filter body. There is no built-in saturation indicator. Charcoal media does not change color or trigger an alarm when exhausted. Establish a proactive replacement schedule based on your room's odor load, total air volume cycled through the filter, and hours of operation. A common field practice is to schedule media inspection at 6-month intervals under continuous operation, adjusting based on observed odor control performance. Do not wait for odor breakthrough to confirm exhaustion — by that point, the media has been saturated for some time.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails itemscope itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\" style=\"margin-bottom:14px; border-bottom:1px solid #e0e0e0; padding-bottom:14px;\"\u003e\n    \u003csummary itemprop=\"name\" style=\"cursor:pointer; font-weight:bold; color:#333333; font-size:1em;\"\u003eQ: Can this kit be used on 240V facility power without a transformer?\u003c\/summary\u003e\n    \u003cdiv itemscope itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\"\u003e\n      \u003cp itemprop=\"text\" style=\"color:#000000; line-height:1.75; margin-top:10px;\"\u003eA: Yes. The EC motor and controller are rated for 110–240 VAC, 50\/60 Hz — a universal auto-ranging input that operates on both standard 110V and 240V single-phase circuits without a step-down transformer. Verify that the physical plug configuration matches your outlet type before connection. Do not use unrated plug adapters on circuits serving production equipment. If your facility uses 240V circuits with a non-standard outlet configuration, consult a licensed electrician to confirm proper termination before energizing the unit.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails itemscope itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\" style=\"margin-bottom:14px; border-bottom:1px solid #e0e0e0; padding-bottom:14px;\"\u003e\n    \u003csummary itemprop=\"name\" style=\"cursor:pointer; font-weight:bold; color:#333333; font-size:1em;\"\u003eQ: What does the IP44 rating mean for this installation environment?\u003c\/summary\u003e\n    \u003cdiv itemscope itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\"\u003e\n      \u003cp itemprop=\"text\" style=\"color:#000000; line-height:1.75; margin-top:10px;\"\u003eA: IP44 is an IEC ingress protection rating with two components. The first digit (4) indicates protection against solid objects greater than 1mm — including dust particles and wire. The second digit (4) indicates protection against water splash from any direction. In a production environment, this means the fan housing can tolerate condensation, incidental water contact from irrigation overspray, and the humid air typical of enclosed grow rooms without compromising motor or electronics integrity. IP44 does not qualify the unit for submersion, direct water jet exposure, or outdoor installation in rain-exposed locations. For installations in high-pressure wash-down environments, a higher IP rating (IP65 or above) would be required.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails itemscope itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\" style=\"margin-bottom:14px; padding-bottom:14px;\"\u003e\n    \u003csummary itemprop=\"name\" style=\"cursor:pointer; font-weight:bold; color:#333333; font-size:1em;\"\u003eQ: What is included in the kit, and do I need to purchase any additional components to complete the installation?\u003c\/summary\u003e\n    \u003cdiv itemscope itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\"\u003e\n      \u003cp itemprop=\"text\" style=\"color:#000000; line-height:1.75; margin-top:10px;\"\u003eA: The kit includes: one 4-inch inline duct fan, one 4-inch carbon filter, one digital thermostat controller, one 25-ft PVC thermoplastic flexible duct tube, three duct clamps, and two hanging straps. For a standard single-room installation, no additional components are required to complete a functional ventilation circuit. Operators adding rigid duct sections, 90-degree elbows, blast gates, or inline silencers will need to source those components separately. Facilities integrating the controller's alarm outputs into a building management system will need appropriate signal wiring and interface hardware not included in the kit.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"margin:36px 0;\"\u003e\n  \u003ch2 style=\"color:#333333; font-size:1.4em; margin-bottom:14px;\"\u003eShipping and Logistics\u003c\/h2\u003e\n  \u003cul style=\"color:#000000; line-height:1.85; padding-left:20px;\"\u003e\n    \u003cli\u003e\n\u003cstrong\u003eShipping Territory:\u003c\/strong\u003e Cannafull Spectrum Solutions ships within the contiguous 48 United States only. Orders to Alaska, Hawaii, U.S. territories, APO\/FPO addresses, and international destinations are not fulfilled through this channel.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eLead Time:\u003c\/strong\u003e Standard processing and carrier transit times apply. Contact Cannafull Spectrum Solutions directly for expedited shipping availability or fleet order lead time estimates on orders of 10 units or more.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eReturns:\u003c\/strong\u003e Returns are accepted subject to the conditions outlined in the Cannafull Spectrum Solutions Return Policy. Units must be in original, uninstalled condition with all included components present. Defective units are handled under manufacturer warranty procedures — contact us before initiating a return on any unit exhibiting a performance defect.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eRestocking Fee:\u003c\/strong\u003e Returns of non-defective items are subject to a restocking fee of up to 25% per our Return Policy. Review full terms at cannafullspec.com\/pages\/return-policy before ordering.\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003cp style=\"color:#333333; font-weight:bold; margin-top:14px;\"\u003eQuestions? Contact Cannafull Spectrum Solutions at cannafullspec.com or through the contact page before placing your order.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"margin:36px 0;\"\u003e\n  \u003ch2 style=\"color:#333333; font-size:1.4em; margin-bottom:14px;\"\u003eWhat's in the Box\u003c\/h2\u003e\n  \u003cp style=\"color:#000000; line-height:1.75; margin-bottom:12px;\"\u003eThe following components are confirmed included with SKU MH-4Filterkit-CP-US-NEW-2507 per manufacturer specification:\u003c\/p\u003e\n  \u003cul style=\"color:#000000; line-height:1.85; padding-left:20px;\"\u003e\n    \u003cli\u003e1x Mars Hydro 4-inch inline duct fan (EC motor, PWM, IP44)\u003c\/li\u003e\n    \u003cli\u003e1x Mars Hydro 4-inch carbon filter (1050+ activated charcoal, Australian-sourced, refillable, double-sided galvanized steel mesh, 53% open area)\u003c\/li\u003e\n    \u003cli\u003e1x Digital thermostat controller (10-speed PWM, Environment Monitor, Timing Schedule, temperature\/humidity alarm, automatic speed control)\u003c\/li\u003e\n    \u003cli\u003e1x 25-ft PVC thermoplastic flexible duct tube\u003c\/li\u003e\n    \u003cli\u003e3x Duct clamps\u003c\/li\u003e\n    \u003cli\u003e2x Hanging straps\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003cp style=\"font-size:0.88em; color:#555; margin-top:12px;\"\u003e\u003cem\u003eNote: Contents confirmed against manufacturer-published component list for SKU MH-4Filterkit-CP-US-NEW-2507. Cannafull Spectrum Solutions does not modify kit contents. If your shipment is missing any listed component, contact us within 48 hours of delivery with your order number and a photograph of received contents.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"margin:36px 0;\"\u003e\n  \u003ch2 style=\"color:#333333; font-size:1.4em; margin-bottom:14px;\"\u003eRegional Compliance and Deployment Notes\u003c\/h2\u003e\n  \u003cul style=\"color:#000000; line-height:1.85; padding-left:20px;\"\u003e\n    \u003cli\u003e\n\u003cstrong\u003eElectrical Code:\u003c\/strong\u003e Installation must comply with the National Electrical Code (NEC) and applicable state and local electrical codes. Fan and controller wiring, circuit protection, and outlet configuration must be verified by a licensed electrician prior to energizing the unit in a commercial production facility.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eMechanical Code:\u003c\/strong\u003e Duct penetrations through walls, floors, or ceilings in licensed production facilities may require permits and inspection under the International Mechanical Code (IMC) or applicable state mechanical code. Confirm permit requirements with your local Authority Having Jurisdiction (AHJ) before installation.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eOdor Control Compliance:\u003c\/strong\u003e Carbon filtration performance is one component of an odor management plan. Licensed cannabis facilities operating under state odor control requirements should verify that the ventilation system design — including filter sizing, air exchange rate, and negative pressure maintenance — meets the specific requirements of their state operating license and local zoning conditions.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eIP44 Environment Limits:\u003c\/strong\u003e The IP44 rating confirms protection against water splash but does not qualify this unit for outdoor installation, wash-down environments, or locations subject to direct water jet exposure. Verify that the installation environment is within the rated operating temperature range of -20°C to 60°C (-4°F to 140°F).\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eDeployment Territory:\u003c\/strong\u003e This product is sold and shipped by Cannafull Spectrum Solutions exclusively within the contiguous 48 United States. All compliance references apply to U.S. federal, state, and local regulatory frameworks only.\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003cp style=\"font-size:0.85em; color:#666;\"\u003eCompliance information provided here is for general reference only and does not constitute legal, engineering, or regulatory advice. Cannafull Spectrum Solutions does not provide facility design, permitting, or installation services. Consult licensed professionals in your jurisdiction before deploying this equipment in a regulated production environment. Regulatory requirements vary by state and municipality and are subject to change.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Mars Hydro","offers":[{"title":"Default Title","offer_id":44237273858183,"sku":"MH-4IN-FILTER-SC","price":129.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0587\/4450\/4455\/files\/4_Filterkits_1.jpg?v=1774162536","url":"https:\/\/cannafullspec.com\/zh\/products\/mars-hydro-4in-filter-kit-speed-controller","provider":"CannaFull Spectrum Solutions","version":"1.0","type":"link"}