TRIDENT MARINE 4" X 50' BLUE POLYDUCT BL

TRIDENT MARINE 4" X 50' BLUE POLYDUCT BL 4" x 50' Blue Polyduct Blower Hose Trident Polyduct is the most flexible, crush-proof, and rugged blower duct hose for heat, ventilation, and air conditioning* (HVAC)heavy-duty polypropylene hose, reinforced with a flexible polypropylene rod helix. Features: Excellent flexibility & compressibility Excellent resistance to crushing, flex fatigue, tearing, and moisture Stomp on it and it returns to shape without damage Shove it through tight openings and overheads, and it delivers full airflow Application: Rugged blower duct hose for heat, ventilation, and air conditioning Specifications: Temperature Range: -40F to +225F (-40C to 107C) (when insulated) Length (feet): 50' Boxed Inner Diameter (inch): 4" *Meets FMVSS 302 flame resistance. This item is sold by JMSOnline.net, providing quality marine products and excellent customer service to our valued federal clients.