{"product_id":"mm-manufacturing-601-12x6x7-register-box-snap-rail-flange","title":"Mm Manufacturing 601-12X6X7 Register Box Snap-rail Flange","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe MM Manufacturing 601-12X6X7 is a 601 series register box with a snap-rail flange, designed for residential and light commercial HVAC duct systems. This sheet metal register box connects supply air runs to floor, wall, or ceiling registers, providing a clean termination point between the duct and the register face. The snap-rail flange simplifies register attachment and reduces installation time. Weighing 1.3 pounds and sized at 12 x 6 x 7 inches, this box ships ready for field installation by HVAC technicians and sheet metal contractors.\u003c\/p\u003e\n\u003cp\u003eThis register box is suited for residential forced-air heating and cooling systems where a round duct feeds a rectangular register opening. It is part of the MM Manufacturing 601 series, which is available in nine standard sizes to accommodate round duct connections ranging from 4 inches through 9 inches in diameter. This makes it adaptable across a range of trunk-and-branch and radial duct layouts commonly found in new construction and retrofit applications.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eSnap-rail flange design for secure, tool-assisted register attachment\u003c\/li\u003e\n  \u003cli\u003eAccepts round duct connections from 4 inches through 9 inches in diameter\u003c\/li\u003e\n  \u003cli\u003ePart of a nine-size 601 series for flexible duct layout options\u003c\/li\u003e\n  \u003cli\u003eNominal 12 x 6 x 7 inch register box opening dimensions\u003c\/li\u003e\n  \u003cli\u003eLightweight at 1.3 pounds for easy single-tech handling during installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned for connection to round duct ranging from 4 inches through 9 inches in diameter. Compatible with standard residential register faces that mount to snap-rail flanges. Part of the MM Manufacturing 601 series available in nine sizes.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eInstallation is typically performed by a licensed HVAC technician or sheet metal contractor. Shut down the air handler and de-energize the system before cutting into existing ductwork or securing the box in place. Seal all duct connections with UL-listed duct sealant or mastic per local mechanical code requirements to prevent air leakage. Secure the register box to the framing or subfloor according to the register orientation before attaching the register face to the snap-rail flange.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNominal Size\u003c\/strong\u003e: 12 x 6 x 7 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLength\u003c\/strong\u003e: 8.25 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWidth\u003c\/strong\u003e: 14.25 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeight\u003c\/strong\u003e: 9.25 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 1.3 pounds\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRound Duct Diameter Range\u003c\/strong\u003e: 4 inches through 9 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSeries\u003c\/strong\u003e: 601\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlange Type\u003c\/strong\u003e: Snap-Rail\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eStandard Information\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: MM Manufacturing\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 601-12X6X7\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"M\u0026M MANUFACTURING","offers":[{"title":"Default Title","offer_id":51268426563890,"sku":"601-12X6X7","price":23.08,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/308913384.webp?v=1780704206","url":"https:\/\/voomisupply.com\/products\/mm-manufacturing-601-12x6x7-register-box-snap-rail-flange","provider":"Voomi Supply","version":"1.0","type":"link"}