HONGUAN(Hon&Guan) Window Seal 400 cm for Mobile Air Conditioners, Double Zip, Heat Insulating, Waterproof, Abrasion-Resistant, Suitable for Window Seal, Air Conditioning, Roof Windows, Casement Windows backdraft-damper lightweight PVC hose offers a

lightweight PVC hose offers a smooth interior for easy airflow with basic insulation and light‑blocking properties

Semi Rigid Vent Hose Semi‑rigid metal duct combines the airflow efficiency and lint resistance of rigid ducting with moderate flexibility

Installation for  Duct Fan Serves as the flexible link between an inline duct fan and existing ductwork

The dryer duct is built with 2 layers of aluminum foil with a layer of PET and steel wire helix to preserve the shape

4 Inch Ducting Lightproof: Thick layer of black PVC on flex duct prevents light leaks

HONGUAN(Hon&Guan) Window Seal 400 cm for Mobile Air Conditioners, Double Zip, Heat Insulating, Waterproof, Abrasion-Resistant, Suitable for Window Seal, Air Conditioning, Roof Windows, Casement Windows backdraft-damper lightweight PVC hose offers a