{"product_id":"honguan-duct-damper-4-inch-backdraft-damper-one-way-airflow-backflow-preventer-b0ddqgddxy","title":"Hon\u0026Guan Duct Damper 4 inch, Backdraft Damper One-Way Airflow Backflow Preventer","description":"\u003carticle\u003e\u003csection\u003e\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eA lightweight solution for everyday needs, the [Upgraded] Hon\u0026amp;Guan Duct Damper 4 inch, Backdraft Damper One-Way Airflow Backflow Preventer for 4 Inch Duct Dryer Vent Hose-2pcs offers thoughtful design where it counts. Designed with Galvanized Steel, measuring 4inch-2pcs, available in Sliver. Notable features include upgrade design and inch damper, contributing to its time-tested character.\u003c\/p\u003e\u003c\/section\u003e\u003csection\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e【Upgrade design】 The 4 inch damper on both sides of the top and bottom of the two new concave inward pressure rib, and increase the thickness to 0.6mm,to ensure that the product is more solid, not easy to damage.\u003c\/li\u003e\n\u003cli\u003e【Material】Hon\u0026amp;Guan 4 backdraft damper and the flap leaves is made of a galvanized steel, the axis are made of aluminum, while the spring are made of carbon steel-2PCS\u003c\/li\u003e\n\u003cli\u003e【Installation method】The position of the 4 inch duct damper spring should be horizontal for horizontal installations so that it can open and close optimally\u003c\/li\u003e\n\u003cli\u003e【Wide applications】Back draught valves can be inserted into havc ducting which are flexible or non-flexible. Designed for use with range hoods, bathroom fans, kitchen and other home HVAC applications\u003c\/li\u003e\n\u003cli\u003e【Lightweight valve wings】The valve wings open under the pressure created by the airflow; when the air flows in the opposite direction, it is automatically closed under the action of the spring, so as to cut off the flow. Rubber ring ensure 100% closure and quiet closing.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e\u003csection\u003e\u003ch2\u003eWhy Choose the HonGuan [Upgraded] Hon\u0026amp;Guan Duct Damper 4 inch\u003c\/h2\u003e\n\u003cp\u003eWhen evaluating ducting options, the [Upgraded] Hon\u0026amp;Guan Duct Damper 4 inch, Backdraft Damper One-Way Airflow Backflow Preventer for 4 Inch Duct Dryer Vent Hose-2pcs stands out for its reliable construction and upgrade design, both of which contribute to long-term value.\u003c\/p\u003e\u003c\/section\u003e\u003csection\u003e\u003ch2\u003eBest For\u003c\/h2\u003e\n\u003cp\u003eThe HonGuan [Upgraded] Hon\u0026amp;Guan Duct Damper 4 inch is best suited for: use with range hoods.\u003c\/p\u003e\u003c\/section\u003e\u003csection\u003e\u003ch2\u003eQuick Summary\u003c\/h2\u003e\n\u003cp\u003eThe HonGuan [Upgraded] Hon\u0026amp;Guan Duct Damper 4 inch is a Ducting product by HonGuan. Size: 4inch-2pcs. Material: Galvanized Steel. Brand: Hon\u0026amp;Guan. Color: Sliver. Number of Pieces: 2. Price: $30.58.\u003c\/p\u003e\u003c\/section\u003e\u003csection\u003e\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSize\u003c\/td\u003e\n\u003ctd\u003e4inch-2pcs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eGalvanized Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eHon\u0026amp;Guan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eSliver\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Pieces\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Packs\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSet Name\u003c\/td\u003e\n\u003ctd\u003eSet of 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUnit Count\u003c\/td\u003e\n\u003ctd\u003e2.0 Count\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/section\u003e\u003c\/article\u003e","brand":"HonGuan","offers":[{"title":"Default Title","offer_id":48659644186878,"sku":"SPH-B0DDQGDDXY","price":30.58,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0766\/2750\/9502\/files\/61koTtnpDuL._AC_SX679.jpg?v=1785387223","url":"https:\/\/smilecartrendz.com\/products\/honguan-duct-damper-4-inch-backdraft-damper-one-way-airflow-backflow-preventer-b0ddqgddxy","provider":"PureLux Air","version":"1.0","type":"link"}