Duct Silencer Low Noise Flexible Ventilation Hose-Insulated Aluminum Air Duct

Purpose: Fan Pipeline Installation

Easy to install Can bend

Waterproof and corrosion resistant

Thickened aluminum foil

Built-in muffler cotton Silencing noise reduction

Materials : PVC, Aluminum Foil;

Temperature range: -30 ° C to 150 ° C.

Suitable for air conditioning, hood, dryer, extractor.

Outer PVC is Insulated from Aluminum FoilTube

【Premium materiel】flexible ventilation ducting made of 1*PVC,2*aluminum foil,1*centrifugally glass-wool and steel wire helix to preserve the shape.

【Anti-corrosion and durable】thick layer of PVC&2 layers of Aluminum on this ducting prevents gas leaks. Works with extractor and inline duct fans, carbon filters which are 4" in diameter.

【Sound insulation】with centrifugally glass-wool inside,have good sound-absorbing performance,which can decrease the noise by up to 50%.

【Thermal insulation】with a good thermal insulation performance, works well with your portable ac device, temperature endurance range from -22°F ~ 302 °F (-30℃ ~ 150℃).

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