{"product_id":"therwen-backdraft-dampers-6in-duct-2-pcs-manual-airflow-balancing-for-hvac","title":"Therwen Backdraft Dampers 6in Duct (2 Pcs) – Manual Airflow Balancing for HVAC","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eDiscover the Therwen 6-inch backdraft dampers, a practical addition designed to help balance airflow in duct systems across homes and small workplaces. Each unit features a galvanized iron sleeve for dependable support and heat resistance, wrapped around a manual damper that accepts standard 6-inch vents. This two-pack is well suited for use with range hoods, exhaust fans, and other common duct lines, offering a straightforward way to influence where air travels within a layout.\u003c\/p\u003e\n\u003ch3\u003eKey Benefits\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eSimple, hands-on control: slide the damper into the duct, adjust the position, and lock in place to steer airflow where it’s needed.\u003c\/li\u003e\n  \u003cli\u003eDurable construction: galvanized iron provides rigidity and resistance to moisture and heat, supporting long-term performance.\u003c\/li\u003e\n  \u003cli\u003eAir balancing, not termination: designed to help redirect airflow to specific zones, rather than sealing off a branch completely.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation and Use\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eEasy installation: insert the damper into the pipe, tighten the adjustment, then hide the seam with tape for a clean finish.\u003c\/li\u003e\n  \u003cli\u003eSeal for efficiency: apply pipe sealant and seal all connections to minimize air leakage and improve HVAC efficiency.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNote: The 6-inch backdraft damper is not designed as a terminal closure; its strength lies in balancing airflow across multiple branches. Regular checks and proper sealing help maintain intended performance with different seasonal demands.\u003c\/p\u003e\n\u003ch3\u003eMaterials and Durability\u003c\/h3\u003e\n\u003cp\u003eConstructed from high-quality galvanized iron, the damper forges a sturdy, temperature-tolerant sleeve that resists deformation and fading. This composition supports reliable operation in varied environments and over time.\u003c\/p\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with common HVAC scenarios including air conditioning, dryer vents, exhausts, range hoods, heating systems, and fans.\u003c\/li\u003e\n  \u003cli\u003eSuitable for residential, commercial, and light industrial settings where airflow balancing is advantageous.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWith two dampers in the bundle, you can equip multiple ducts or zones and experiment with airflow distribution to match real-world use. This option offers a practical approach to airflow management without promising guaranteed outcomes.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What duct size do these dampers fit?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Designed for standard 6-inch ducts with sleeves; suitable for range hoods, fans, dryers, and vents.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is installation easy for DIYers?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes—slide the damper into the pipe, tighten, and seal joints to minimize air leaks.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Therwen","offers":[{"title":"Default Title","offer_id":47467956240558,"sku":"B0CDP9KGPF","price":103.77,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0735\/6012\/9710\/files\/therwen-backdraft-damper-6in-sleeve-assembly.jpg?v=1770386619","url":"https:\/\/handyskook.ca\/products\/therwen-backdraft-dampers-6in-duct-2-pcs-manual-airflow-balancing-for-hvac","provider":"HandySkook","version":"1.0","type":"link"}