Type D Flexible Duct, Type D, 12 in x 25 ft, Vinyl-Coated Fiberglass Cloth, Gray, 20 in wc Positive, 10 in wc Negetive, -20 to 250 deg F

Non-insulated flexible ducting shall be CEH - Type D by Peppertree Air Solutions Inc. The product shall be manufactured from a strip of flame retardant vinyl-coated fiberglass cloth spirally wound and mechanically bonded to an exterior galvanized steel helix. No glues or adhesives are used in the fabrication of this product. CEH-D is ULC-S110 Listed as Class 1 Air Duct with a Flame Spread Rating of not over 25 without evidence of continued progressive combustion and a Smoke Developed Rating of not over 50 in accordance with the “National Building Code of Canada".

• Class 1 air duct material
• Maximum rated velocity
• High pressure rated
• Exterior galvanized steel helix
• No glues or adhesives
• Excellent bend radius
• Extremely resilient material
• Air tight and leak proof