Trident Marine 4" x 50' Blue Polyduct Blower Hose [481-4000] Brand_MotorGuide Extend the life and appearance

Extend the life and appearance of your RV roof with Star brite Premium RV Rubber Roof Protectant

9/32" hole for cable feed-through

Choose from three beautiful color finishes – white

Hose Inner Diameter: (inch) 3/16" – 1/4"

Trident Marine 4" x 50' Blue Polyduct Blower Hose [481-4000] Brand_MotorGuide Extend the life and appearance4" 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