{"product_id":"dayton-3hgn1-round-fire-smoke-damper-3000-fpm-120-v","title":"Dayton 3HGN1 - Round Fire\/Smoke Damper,3000 fpm,120 V","description":"\u003cp\u003eRound Motrzd Fire\/Smoke Damper,17.9 In. dia, For Nominal Duct Diameter 18 in, Damper Application Fire and Smoke, Number of Panels 1, Overall Height 17 7\/8 in, Overall Length 16 in, Rough Opening Shape Round, For Duct Shape Round, Overall Width 15 5\/8 in, Frame Material Thickness 20 ga, Blade Material Galvanized Steel, Maximum Air Pressure 4 in wg, Overall Diameter 17 7\/8 in, Rough Opening Width 18 in, Damper Type Dynamic, Maximum Air Velocity 3000 fpm, Nameplate Voltage 120V AC\u003c\/p\u003e","brand":"DAYTON","offers":[{"title":"Default Title","offer_id":43252986904670,"sku":"3HGN1","price":893.79,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/Z0353vfo5oy_ddca47e3-466e-427a-b318-f33a20b9fcf7.jpg?v=1788363964","url":"https:\/\/nationalboilersupply.com\/products\/dayton-3hgn1-round-fire-smoke-damper-3000-fpm-120-v","provider":"National Boiler Supply","version":"1.0","type":"link"}