AC Infinity 柔性四层管道 | 8 英尺长 | 12 英寸

Quick Spec: 12 in. (30.5 cm) diameter  |  96 in. (8 ft) length  |  Four-layer construction: dual PVC thermoplastic outer + dual aluminum foil inner  |  Steel-wire spiral internal structure  |  Fire/flame resistant  |  Includes two stainless steel 12" duct clamps  |  SKU: AI-DTA12-8

Precision Control in Any Space

Every uncontrolled leak in a ventilation run is a pressure loss you cannot recover downstream. Ducting that tears at the first bend, foil that punctures against a frame edge, or seams that open under sustained negative pressure — these are not minor inconveniences. They are system failures that corrupt the atmospheric conditions you have spent capital and labor to engineer. When your duct path fights you, every fan curve, every CO2 set point, and every temperature target becomes a variable you cannot close. The cost is not just the replacement duct; it is every hour of suboptimal atmospheric control between the failure and the fix.

After deployment, the duct path disappears as an operational variable. Airflow moves from source to destination at the volume and pressure your inline fan was sized to deliver — without bleeding through pinhole leaks, without collapsing at tight bends, and without requiring inspection after every installation cycle. The ventilation infrastructure becomes a fixed, reliable substrate that your atmospheric control system can actually depend on, freeing operator attention for higher-order facility management rather than duct maintenance.

The mechanism is a four-layer wall assembly that addresses each failure mode independently. The inner structure is a heavy-duty dual aluminum foil rated fire and flame resistant, providing the sealed airflow channel and thermal resilience. Surrounding that is a steel-wire spiral that maintains the duct's circular cross-section under compression, tension, and angular deflection — enabling routing through confined spaces without kinking or flow restriction. The outer shell is dual PVC thermoplastic, which absorbs the mechanical abuse of installation: contact with frame edges, zip ties, and hardware that would cut or puncture a single-layer foil duct. The full assembly measures 12 in. (30.5 cm) in diameter and extends 96 in. (8 ft), and the tube can be shortened to fit specific run lengths without compromising the layered wall structure. Two stainless steel 12" duct clamps are included for immediate, tool-ready termination at fan collars and filter flanges. In practical terms, the AI-DTA12-8 delivers a sealed, fire-resistant, four-layer duct run across 8 ft at 12-inch diameter with a steel-wire spiral core that maintains cross-section geometry through complex routing paths.

Where This Belongs (and Doesn't)

This ducting is a passive airflow conduit. It does not generate, condition, or regulate airflow. It must be paired with a correctly sized inline or centrifugal fan. All electrical connections, fan mounting, and HVAC integration must be performed in accordance with applicable local mechanical and electrical codes. Do not exceed the rated diameter or apply external heat sources directly to the duct wall.

How It Works

The AI-DTA12-8 is built around a four-layer wall architecture in which each layer performs a discrete mechanical or thermal function. Starting from the innermost surface: the first layer is a heavy-duty aluminum foil that forms the primary sealed airflow channel. The second layer is a second aluminum foil laminate, creating a dual-foil inner assembly that is rated fire and flame resistant — a critical specification in any installation where heat-generating equipment operates in proximity to the duct path. These two inner layers together provide the gas-tight barrier that prevents conditioned or exhausted air from escaping the duct run.

Embedded within the wall assembly is a steel-wire spiral structure. This helix maintains the duct's 12-inch (30.5 cm) circular cross-section under the mechanical loads imposed during installation and operation: angular bends, axial compression when routing through tight spaces, and the negative pressure generated by inline fans pulling air through the duct. Without this structure, flexible ducting collapses at bends and reduces effective airflow area — a failure mode that degrades fan performance and creates turbulence-induced noise. The steel-wire spiral eliminates that failure mode while preserving the flexibility required to route through confined equipment spaces.

The outer two layers are dual PVC thermoplastic. PVC provides abrasion and puncture resistance that aluminum foil alone cannot deliver. During installation, duct runs contact frame edges, mounting hardware, zip tie heads, and other surfaces that would cut or abrade a foil-only outer layer. The dual thermoplastic outer shell absorbs that mechanical contact without transmitting damage to the sealed inner foil layers, maintaining duct integrity across the full 96-inch (8 ft) run length. The tube can be shortened using standard cutting tools to match specific run lengths without delaminating the layer stack. Two stainless steel 12" duct clamps are included, providing immediate, corrosion-resistant termination hardware for connection to fan collars, filter flanges, or duct transitions. In practical terms, the AI-DTA12-8 delivers a four-layer, fire-resistant, steel-wire-reinforced duct run across 96 in. (8 ft) at 12 in. (30.5 cm) diameter with dual PVC outer protection and dual aluminum foil inner sealing, ready to terminate with the included stainless steel clamps.

Facility Integration Data

The following table provides fleet-scale procurement reference data for facilities integrating the AI-DTA12-8 across multiple ventilation runs, rooms, or equipment zones. Unit pricing reflects MAP at time of publication; confirm current pricing at point of order.

System Integration

• Inline Fan Pairing: Sized for 12-inch inline or centrifugal duct fans; the included stainless steel clamps provide direct, sealed termination at fan collars without additional adapter hardware.
• Carbon Filter Connection: Compatible with 12-inch carbon filter flanges for sealed odor-control runs; steel-wire spiral maintains duct geometry under the negative pressure generated between filter and fan.
• Run Length Adjustment: The tube can be shortened using standard cutting tools to match specific run lengths; the four-layer wall structure remains intact after cutting, preserving leak resistance at the trimmed end when properly clamped.
• Multi-Zone Routing: Steel-wire spiral flexibility enables routing through confined equipment spaces, around structural obstacles, and through wall penetrations without kinking or cross-section collapse.
• HVAC and Utility Integration: Suitable for heating and cooling air transport, attic and bathroom exhaust, and AV equipment cooling runs where a 12-inch flexible duct segment is required.

Operator Field Notes

• Verify that the fan collar and filter flange diameters match 12 inches before ordering; the included stainless steel clamps are sized for 12-inch connections and will not seat correctly on smaller diameter hardware.
• When shortening the duct, cut cleanly across the full wall cross-section and seat the clamp over the cut end before tightening — this compresses all four layers against the collar and maintains the sealed assembly at the trimmed terminus.
• The steel-wire spiral allows angular deflection, but sustained sharp bends held under tension will reduce effective airflow area; route with the minimum bend radius that the installation geometry permits and use duct supports to hold the routed geometry in position.
• The dual PVC outer layer resists cuts and abrasion, but inspect the duct path after initial installation for contact points with sharp frame edges or hardware that could impose sustained mechanical stress over time.
• For multi-room facilities standardizing on 12-inch duct infrastructure, the AI-DTA12-8 can be ordered in fleet quantities and cut to room-specific run lengths on-site, reducing SKU count and simplifying inventory management.
• Fire/flame resistance is a material property of the inner aluminum foil layers; do not route the duct in direct contact with heat-generating surfaces or apply external heat sources to the PVC outer layer.

Operator FAQ

Shipping & Logistics

• Shipping Jurisdiction: Cannafull Spectrum Solutions ships within the contiguous 48 United States only. Orders outside this jurisdiction cannot be processed.
• Carrier & Transit: Standard ground carrier service. Transit times vary by destination zone. Confirm estimated delivery at checkout.
• Returns: Defective units are eligible for return or replacement per Cannafull Spectrum Solutions return policy. Contact support within the applicable return window with order number and documentation of the defect.
• Restocking Fee: 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.

Questions before ordering? Contact Cannafull Spectrum Solutions at cannafullspec.com or via the store contact page for pre-purchase technical support and fleet order coordination.

What's in the Box

• 1x AC Infinity Dual-Layer Ducting 12" — 96 in. (8 ft) length, four-layer construction (SKU: AI-DTA12-8)
• 2x Stainless steel 12" duct clamps

Box contents confirmed from manufacturer source data. No additional accessories, mounting hardware, or fan components are included. Inline fan, carbon filter, and any additional duct fittings must be sourced separately. Verify contents against packing slip upon receipt and report discrepancies to Cannafull Spectrum Solutions before installation.

Regional Compliance & Deployment Notes

• Jurisdiction: This product is sold and shipped within the contiguous 48 United States only. Cannafull Spectrum Solutions does not ship to Alaska, Hawaii, U.S. territories, or international destinations.
• Mechanical Code Compliance: Installation of flexible ducting in commercial and licensed facilities must comply with applicable local mechanical codes, building codes, and fire codes. The operator is responsible for verifying that the duct assembly, routing, and termination method meet the requirements of the authority having jurisdiction (AHJ) for the installation location.
• Fire/Flame Resistance: The fire and flame resistance designation applies to the inner aluminum foil layers as a material property. This designation does not constitute a UL 181, NFPA, or equivalent listed product certification based on available source data. Confirm certification requirements with your AHJ before specifying this product in applications where a listed flexible duct assembly is required.
• Licensed Facility Deployment: Operators in licensed cultivation, processing, and manufacturing facilities should confirm that ventilation infrastructure components meet any state-specific facility construction or equipment standards applicable to their license class prior to installation.
• Electrical Separation: This ducting is a passive airflow conduit. It carries no electrical rating and must not be used as a conduit for electrical wiring or in configurations where the duct wall contacts energized electrical components.

Compliance information is provided as a general reference for licensed facility operators. Cannafull Spectrum Solutions does not provide legal, engineering, or code compliance advice. All installation decisions must be reviewed by a qualified mechanical contractor or licensed engineer familiar with the applicable codes and standards for the installation jurisdiction. Specifications and compliance designations are based on manufacturer source data available at time of publication and are subject to change without notice.