{"product_id":"beefy-return-air-grille-for-18-by-36-duct-opening","title":"Beefy Return Air Grille For 18 By 36 Duct Opening With Steel Frame, Ready For 1 Inch Filters, Fixed Hinged Door, Flat Stamped Vent Cover, Outer Dimensions About 20.5 By 38.5, Quick Install For Smooth Airflow And A Clean Look","description":"\u003cdiv\u003eHeavy Duty Return Air Grille for 18x36 Duct Openings\u003cbr\u003e\n✔️ Fixed hinged door, 1-inch filter ready, sturdy steel frame \u003cp\u003eThis beefy return air grille fits an 18 x 36 duct opening and is ideal for walls or ceilings in homes or light commercial spaces. It delivers smooth airflow while keeping the filter area neatly concealed for a clean, finished look.\u003c\/p\u003e \u003cp\u003e✅ Outer dimensions about 20.5 by 38.5 inches (frame overlap) for a tidy fit.\u003cbr\u003e✅ Heavy-duty flat stamped steel construction with hidden, counter-sunk screws.\u003cbr\u003e✅ Ready for a 1 inch filter (sold separately).\u003cbr\u003e✅ Fixed angled blades promote efficient airflow and balance.\u003c\/p\u003e \u003cp\u003e💡 What is a return air grille with a fixed hinged door used for in a home HVAC system?\nThis handy piece helps move air efficiently and keeps the filter area accessible for maintenance.\n- improves airflow balance in a room\n- supports easy filter changes and clean appearance\n- compatible with 18x36 duct openings and steel frame\u003c\/p\u003e✝️\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":48823927636203,"sku":"VXB017CEM1JE","price":439.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/71FAz-y-OKL.jpg?v=1781168025","url":"https:\/\/vxb.com\/products\/beefy-return-air-grille-for-18-by-36-duct-opening","provider":"VXB Bearings","version":"1.0","type":"link"}