WeCooper 125mm - 5 inch Connector with Backdraught Shutter Non Return Damper Flap to Connect Duct Pipe

• Pipe cover flap, butterfly valve. Especially suitable for inserting into 125mm round pipe or 127mm flexible hose. Perfect for use in Tumble Dryer, bathrooms, garages ,air conditioners, extractor fan, extractor hoods, Hydroponics, In-Line Extract Fans, and ventilation systems.
• The flap valve opens and closes automatically, allowing only one-directional airflow, preventing cold air from entering your extract fan or ducting. The damper blades open only in the outflowing air direction when the shutter is installed. The shaft axis need be positioned vertically when the backflow flap best installed in a horizontal position and inserted fully into the pipe. This also applies to vertical installation.
• The casing of the flap is made of galvanized steel sheet. The valve blades are made of aluminium. The shaft and spring are made of stainless steel.
• The inner rubber seal is used for better tightness and for noise reduction. The outer foam sealing strip provides good tightening and fixing of the backflow flap inside the duct. The flap valve can be inserted into a non-flexible metal or plastic duct directly, but for flexible duct you must use steel duct clamps to secure the backdraft damper.
• We have a 24-month warranty. You can't go wrong in purchasing this ducting connector with inline backdraught shutter / gravity damper flap. Please contact us directly with any questions. We will reply within 2 hours.

Insert check valve DN 125 mm extractor. Especially suitable for plugging into exhaust hose. Perfect for use in tumble dryers, bathrooms, garages, air conditioners, fans, extractor hoods, ventilation systems. The flap valve opens and closes automatically, allowing airflow in only one direction, thereby preventing the entry of cold air. The slats open only in the direction of the outgoing air when the blind is mounted. The shaft axis must be vertical when installing the backflow flap and ideally installed and inserted in a horizontal position completely into the pipe. This also applies to vertical installation. The housing of the flap is made of galvanised sheet steel. The valve blades are made of aluminium. Shaft and spring are made of stainless steel. The inner rubber seal is used for better tightness and noise reduction. The outer foam sealing strip ensures a good seal and fixation of the backflow flap in the channel. The flap valve can be directly inserted into a non-flexible metal or plastic duct, but for a flexible duct, you must use steel pipe clamps to secure the check valve. We have a 24-month warranty. You can't go wrong with purchasing this slide-in backflow flap. Please contact us directly if you have any questions. We will reply within 2 hours.