{"product_id":"greenheck-wd330-8x8-backdraft-damper-vertical-mount","title":"Greenheck - WD330-8X8 - Backdraft Damper, Vertical Mount","description":"\u003cp\u003eGreenheck WD330-8X8 — Backdraft Damper, Vertical Mount.\u003c\/p\u003e\n\u003cp\u003eThe WD-330 features a pressure sensitive blade design that opens and remains open under low velocity conditions. The dampers are opened by air pressure differential and closed by gravity. Galvanized steel, flangeless frame. Width and height furnished approximately 0.125 in. under size\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Position:\u003c\/strong\u003e Vertical\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShipping Type:\u003c\/strong\u003e Parcel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeight:\u003c\/strong\u003e 8 in\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty Length:\u003c\/strong\u003e 1 Year\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 3 lbs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Weight:\u003c\/strong\u003e 3 lbs\u003c\/li\u003e\n\u003c\/ul\u003e\n","brand":"Greenheck","offers":[{"title":"Default Title","offer_id":48937876947101,"sku":"WD330-8X8","price":157.3,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0777\/9001\/9741\/files\/WD-330_Open_a8f0ad28-04be-4717-bd07-ea5c70ec937f.png?v=1790018402","url":"https:\/\/hvacsale.com\/products\/greenheck-wd330-8x8-backdraft-damper-vertical-mount","provider":"HVACsale.com","version":"1.0","type":"link"}