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: -40°F to +225°F (-40°C to 107°C) (when insulated)
 - Length (feet): 50' Boxed
 - Inner Diameter (inch): 4"
 
*Meets FMVSS 302 flame resistance








