Exhaust Fans By Holdware

• 3 INCH FLEXIBLE DUCTING - Made of Aluminum and PVC Thermoplastic. 3 inch (75mm) diameter and 16.5 feet total length. Come with 2 pcs stainless steel clamps
• DESIGNED for VENTILATION APPLICATIONS - We designed this aluminum and PVC thermoplastic constructed flexible ventilation ducting according to your HVAC, dryer, grow rooms or tents
• 4-LAYER DEISGN - Our dryer hose features four-layer protection, making it more durable and resistant to leaks than single-layer designs. The internal layer is made of heavy-duty dual aluminum foil that is fire/flame resistant, the outer layer adopts grey dual PVC thermoplastic that protects the aluminum from cuts and tears while preventing leakage
• EASY INSTALL & CUSTOMIZE YOUR USE LENGTH - Aluminum duct hose could be easily cut by wire cutters, and cut any length according to your needs. Two 3-inch clamps make the installation a breeze
• WIDELY APPLICATIONS - Flexible ducts usually be used in heating, ventilation, and air conditioning (HVAC) system to deliver and remove air. Plays an important role in delivering and removing air in hydroponic grow rooms and tents, inline fans, bathrooms and attics, heating and cooling transportation, and other installations. It also can be as ac exhaust hose and dryer vent hose