{"product_id":"beefy-heavy-duty-floor-return-air-grille-12-x-30-i","title":"Beefy Heavy Duty Floor Return Air Grille 12 x 30 In Built to Last, Inset Mount Vent Cover for Duct Openings, Durable Steel Grate, Easy Install, Residential or Commercial HVAC, Keeps Airflow Clean and Balanced","description":"\u003cdiv\u003eHeavy Duty Floor Return Air Grille, 12 x 30 Inset Mount\u003cbr\u003e\n✔️ 12 x 30 floor hole, 13 ¾ x 31 ¾ face, no damper, heavy steel \u003cp\u003eThis heavy-duty floor return air grille is a durable steel vent cover designed to sit flush in a floor opening for residential or commercial HVAC systems. It is inset mounted and does not include a damper, providing free flow air back to the furnace or into a room.\u003c\/p\u003e ✅ Fits a 12 x 30 floor opening; back is 1\/4\" smaller for flush inset\u003cbr\u003e\n✅ Made from solid steel for rigidity and long-term durability\u003cbr\u003e\n✅ Brown powder-coated finish resists humidity and corrosion\u003cbr\u003e\n✅ Over 75% open area for strong airflow; no damper\u003cbr\u003e\n✅ Inset mounting; intended for floor installation, not walls\u003cbr\u003e\n✅ Overall faceplate 13 ¾” x 31 ¾”; inside opening 11 ¾” x 29 ¾”\u003cbr\u003e\n \u003cp\u003e💡 What is a floor return air grille used for in HVAC systems and how does it help airflow?\nReturn air grilles pull air from the room back to the furnace, aiding circulation and system balance.\n- handy for balancing airflow in floor-based HVAC layouts\n- works with 12 x 30 floor openings and inset mounting\n- made from durable steel with brown powder coating for humidity resistance\n- no damper provides maximum free-flow air in the room\u003c\/p\u003e✝️\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":48750514372843,"sku":"VXB00G9JIWE2","price":136.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/610cgyumrgL.jpg?v=1780794929","url":"https:\/\/vxb.com\/products\/beefy-heavy-duty-floor-return-air-grille-12-x-30-i","provider":"VXB Bearings","version":"1.0","type":"link"}