{"product_id":"3hgh8","title":"3HGH8 DAYTON Round Smoke Damper, 120V, 8-1\/4 In. D","description":"\u003cul\u003e \u003cli\u003e \u003cstrong\u003eFor Nominal Duct Diameter:\u003c\/strong\u003e 8 in\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eDamper Application:\u003c\/strong\u003e Smoke\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eNumber of Panels:\u003c\/strong\u003e 1\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eOverall Height:\u003c\/strong\u003e 7 7\/8 in\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eOverall Length:\u003c\/strong\u003e 8 1\/8 in\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eRough Opening Shape:\u003c\/strong\u003e Round\u003c\/li\u003e \u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e \u003ctr\u003e \u003ctd\u003ePart Number\u003c\/td\u003e \u003ctd\u003e3HGH8\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eBrand\u003c\/td\u003e \u003ctd\u003eDAYTON\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eItem\u003c\/td\u003e \u003ctd\u003eRound 7.9 In. dia GStl Mtrzd Smoke Damper\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eFor Nominal Duct Diameter\u003c\/td\u003e \u003ctd\u003e8 in\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eDamper Application\u003c\/td\u003e \u003ctd\u003eSmoke\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eNumber of Panels\u003c\/td\u003e \u003ctd\u003e1\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eOverall Height\u003c\/td\u003e \u003ctd\u003e7 7\/8 in\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eOverall Length\u003c\/td\u003e \u003ctd\u003e8 1\/8 in\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eRough Opening Shape\u003c\/td\u003e \u003ctd\u003eRound\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eFor Duct Shape\u003c\/td\u003e \u003ctd\u003eRound\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eOverall Width\u003c\/td\u003e \u003ctd\u003e8 1\/4 in\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eFrame Material Thickness\u003c\/td\u003e \u003ctd\u003e20 ga\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eBlade Material\u003c\/td\u003e \u003ctd\u003eGalvanized Steel\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eMaximum Air Pressure\u003c\/td\u003e \u003ctd\u003e4 in wg\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eOverall Diameter\u003c\/td\u003e \u003ctd\u003e7 7\/8 in\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eRough Opening Width\u003c\/td\u003e \u003ctd\u003e8 in\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eDamper Type\u003c\/td\u003e \u003ctd\u003eDynamic\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eMaximum Air Velocity\u003c\/td\u003e \u003ctd\u003e3000 fpm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eNameplate Voltage\u003c\/td\u003e \u003ctd\u003e120V AC\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eRough Opening Diameter\u003c\/td\u003e \u003ctd\u003e8 in\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eUPC\u003c\/td\u003e \u003ctd\u003e190735289068\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e\u003c\/table\u003e\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eDAYTON 3HGH8 is a round motorized smoke damper for 8-inch nominal round duct. It has a galvanized steel blade, a 20-gauge frame, and a dynamic damper type. The unit measures 8-1\/4 inches in overall width and is rated for a maximum air pressure of 4 in wg and a maximum air velocity of 3000 fpm at 120V AC.\u003c\/p\u003e\u003cp\u003eConfirm the part number against your existing unit or equipment before ordering to ensure correct fit.\u003c\/p\u003e","brand":"DAYTON","offers":[{"title":"Default Title","offer_id":67670540746965,"sku":"3HGH8","price":617.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0811\/9091\/2213\/files\/Z0353vfo5oy_2210a2a9-54ad-4da7-81f4-048e91ffc129.jpg?v=1791316119","url":"https:\/\/proreplacementparts.com\/products\/3hgh8","provider":"Pro Replacement Parts","version":"1.0","type":"link"}