{"product_id":"dayton-3hgj2-round-smoke-damper-galvanized-steel","title":"Dayton 3HGJ2 - Round Smoke Damper,Galvanized Steel","description":"\u003cp\u003eRound 13.9 In. dia GStl Mtrzd Smoke Damper, For Nominal Duct Diameter 14 in, Damper Application Smoke, Number of Panels 1, Overall Height 13 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 13 7\/8 in, Rough Opening Width 14 in, Damper Type Dynamic, Maximum Air Velocity 3000 fpm, Nameplate Voltage 120V AC\u003c\/p\u003e","brand":"DAYTON","offers":[{"title":"Default Title","offer_id":43254666461278,"sku":"3HGJ2","price":578.78,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/Z0353vfo5oy_fd5a0132-2698-4382-8b75-626d4990bea4.jpg?v=1788395112","url":"https:\/\/nationalboilersupply.com\/products\/dayton-3hgj2-round-smoke-damper-galvanized-steel","provider":"National Boiler Supply","version":"1.0","type":"link"}