{"product_id":"zonemaster-12-inch-normally-closed-motorized-vent","title":"ZoneMaster 12 Inch Normally Closed Motorized Vent Damper For HVAC Zoning And Fresh Air Make-Up, Power Open With Spring Close, 24V Operation, Transformer Included For Easy Install And Energy Efficient Climate Control","description":"\u003cdiv\u003eSingle Unit 12-Inch Motorized Vent Damper for HVAC Zoning ✔️ Normally Closed (Power Open), 24V operation with transformer included \u003cp\u003eThis 12 inch motorized vent damper provides precise airflow control for HVAC zoning, fresh air intake, and make-up air applications, improving air quality, comfort, and energy efficiency. The damper works with existing zone control systems or can operate independently using the included UL-listed 24VAC transformer.\u003c\/p\u003e ✅ 12 inch damper size fits standard 12 inch ductwork \u003cbr\u003e\n✅ Normally Closed (Power Open) operation \u003cbr\u003e\n✅ 24V operation with transformer included for easy install \u003cbr\u003e\n✅ Patented 0°-90° adjustable coupler for precise airflow in both states \u003cbr\u003e\n✅ Simple two-wire installation with free-wheeling motor coupling to extend life \u003cbr\u003e\n✅ 3 year warranty for reliable performance \u003cbr\u003e \u003cp\u003e💡 What is a motorized vent damper used for in HVAC zoning and fresh air make-up systems?\u003c\/p\u003e\n\u003cp\u003eMotorized dampers provide precise airflow control across zones and help bring in fresh air when needed, boosting efficiency and comfort.\u003c\/p\u003e\n- Handy for balancing airflow across multiple zones\n- Works with standard 24V transformers or standalone operation\n- Improves energy efficiency and indoor air quality in HVAC setups✝️\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":48761796886763,"sku":"VXB078NX8P81","price":183.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/71V9C7WCHBL.jpg?v=1780958590","url":"https:\/\/vxb.com\/products\/zonemaster-12-inch-normally-closed-motorized-vent","provider":"VXB Bearings","version":"1.0","type":"link"}