{"product_id":"hart-cooley-672-12x8-return-air-grille-12-inches-x-8-inches","title":"Hart Cooley 672-12x8 Return Air Grille 12 Inches X 8 Inches","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe Hart Cooley 672-12x8 is a return air grille designed for residential and light commercial HVAC systems. It measures 12 inches by 8 inches and is built to fit standard wall and ceiling openings in forced-air duct systems. Return air grilles are a critical part of any HVAC installation. They allow air to flow back to the air handler or furnace so it can be filtered, conditioned, and recirculated through the building. Without properly sized return air grilles, a system can lose efficiency and develop pressure imbalances that reduce comfort and increase energy costs. The Hart Cooley 672 series is a well-known line among HVAC technicians and contractors. The grille features angled fins spaced at 1\/2 inch intervals. This fin spacing helps control airflow direction while also keeping the grille face visually clean and professional. The fixed-blade design means there are no moving parts to adjust or maintain, making installation straightforward. HVAC installers, mechanical contractors, and service technicians rely on return air grilles like this one to complete duct system installations and replacements. The 672-12x8 fits into standard rough openings and can be installed in drywall, plaster, or wood surfaces. It is a direct replacement option for many existing grille installations where the opening already measures 12 inches by 8 inches. Whether you are completing a new construction project, finishing a renovation, or replacing a damaged or outdated grille, the Hart Cooley 672-12x8 delivers consistent airflow performance in a durable, functional package suited for professional HVAC work.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e12 inches by 8 inches return air grille sized for standard residential and light commercial duct openings\u003c\/li\u003e\n\u003cli\u003eFixed 1\/2 inch fin spacing for controlled airflow and a clean finished appearance\u003c\/li\u003e\n\u003cli\u003eSimple fixed-blade design with no moving parts for easy installation and long-term reliability\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eProduct Highlights\u003c\/h4\u003e\u003cp\u003eThe Hart Cooley 672-12x8 return air grille offers a reliable, professionally finished solution for return air duct terminations in forced-air HVAC systems. Its standard sizing and fixed-fin construction make it a practical choice for new installs and replacement applications alike.\u003c\/p\u003e\u003ch3\u003eProduct Information\u003c\/h3\u003e\u003ch4\u003eStandard Information\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: HART COOLEY\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 672-12x8\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrille Size\u003c\/strong\u003e: 12 inches x 8 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFin Spacing\u003c\/strong\u003e: 1\/2 inch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrille Type\u003c\/strong\u003e: Return Air Grille\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries\u003c\/strong\u003e: 672\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication\u003c\/strong\u003e: Residential and light commercial forced-air HVAC systems\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"HART \u0026 COOLEY","offers":[{"title":"Default Title","offer_id":51121119199538,"sku":"672-12X8","price":14.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/672__Return_air_grille_steel_aluminum_df14.jpg?v=1777748905","url":"https:\/\/voomisupply.com\/products\/hart-cooley-672-12x8-return-air-grille-12-inches-x-8-inches","provider":"Voomi Supply","version":"1.0","type":"link"}