{"product_id":"dayton-3hgh4-round-smoke-damper-24-v-350-deg-f","title":"Dayton 3HGH4 - Round Smoke Damper,24 V,350 Deg F","description":"\u003cp\u003eRound 9.9 In.dia Motorized Smoke Damper, For Nominal Duct Diameter 10 in, Damper Application Smoke, Number of Panels 1, Overall Height 9 7\/8 in, Overall Length 8 1\/8 in, Rough Opening Shape Round, For Duct Shape Round, Overall Width 8 1\/4 in, Frame Material Thickness 20 ga, Blade Material Galvanized Steel, Maximum Air Pressure 4 in wg, Overall Diameter 9 7\/8 in, Rough Opening Width 10 in, Damper Type Dynamic, Maximum Air Velocity 3000 fpm, Nameplate Voltage 24V AC, Rough Opening Diameter 10 in\u003c\/p\u003e","brand":"DAYTON","offers":[{"title":"Default Title","offer_id":43259949154398,"sku":"3HGH4","price":538.45,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/Z0353vfo5oy_78fb969a-0f3c-4713-8f23-7b20870e9033.jpg?v=1788439868","url":"https:\/\/nationalboilersupply.com\/products\/dayton-3hgh4-round-smoke-damper-24-v-350-deg-f","provider":"National Boiler Supply","version":"1.0","type":"link"}