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Flexible Heating Ducting

Portable Heating Ducting
High Strength Fabric Ducting

High strength fabric ducting in high pressure industrial applications, especially suitable in fire hazard locations.

Cahill Ducting and Accessories are high strength fabric products for portable heating in high pressure industrial applications (especially in fire hazard locations).

Manufactured with two of our proprietary fabrics, these ducts and accessories are assembled with wire helix reinforcement and heavy duty abrasion resistant wearstrip.

This custom construction provides exceptional durability and strength for extreme applications.



Product Specifications

Portable Heating Ducting
Flexible Ducting
Portable Heating Ducting - Y Connector
"Y" Connector

Diameter Range:
12" to 36" (305mm to 914mm)

Standard Diameter:
16.5" (419mm)

Standard Length:
25ft (7.6M) - Custom lengths available upon request

Wire Pitch:
9" pitch (23cm)

Wearstrip:
Heavy duty extruded profile.
Silicone coated fiberglass and reinforced flame resistant polyester textile with urethane topcoat (see fabric specification below).

Stitching:
Lock-stitch sewn construction. Seams for accessories are reinforced with additional fabric webbing.

Colors (Exterior / Interior):
Yellow/Gray or Black/Red

Standard End Finish:
Extended Double Encased End Rings / alternative options available upon request.

Operating Temperature:
-65 to +500°F (-53 to 260°)
Exceptional cold-weather flexing and compatible with limited dexterity related to mittens and inserts worn by persons setting up.

Flame Resistance:
Silicone - Passes FTMS 191A/M5903-1 / Inherently flame resistant and developed for Oil & Gas hazards.
FR Polyester - Passes NFPA 701 (small scale), EN533 and NFPA 705.


Fabric Specifications:

Detail Test Method Results Results
Coating Type Urethane Topcoat CoverSilicone Coating
Color - Face/Back Yellow/Yellow, Black/BlackGray/Gray
Weight - oz/yd2ASTM D7518.516.5
Base Fabric Construction Standard WeaveSatin Weave
Type FR PolyesterFiberglass
2" Strip Tensile - lbf (warp x fill)ASTM D751-00488 X 302826 X 701
Grab Tensile - lbf (warp x fill)ASTM D751-00485 X 315370 X 273
Trapezoid Tear - lbf (warp x fill)ASTM D751-0049 X 21178 X 119
Puncture Resistance - lbsASTM D751-005442
Taber Abrasion Resistance
(H-18/500g)
ASTM D38843000 cycles485 cycles
Flame TestFTMS 191A/M5903-1Pass (flame out in 1 second or less)Pass (flame out in 1 second or less)