Description Round, soft flexible duct hose Sold by the foot 2.5″ dia. Longest length of section is 50 feet Cover: Non-rigid PVC (polyvinyl chloride). Helix: High-tensile left-hand helical-wound steel wire for reinforcement Replaces MX Systems/Manex #08-01026 Heat Range: Maximum working temperature to 180°F(82°C) Cold Range: Minimum Working temperature to -40°F(-40°C Meets Federal Motor Vehicle Safety Standards 302 (MVSS 302) burn rate and is self-extinguishing.
