M&M METAL MBX-1044 RGSTR BOX 8X4X5 #601
The standard size 601 register box with snap-rail flange is available in 9 different sizes for connection to round duct from 4 in through 9 in Dia.
Part #15240

- All sizes except 16 x 6 x 9 in, #601 standard size register boxes with snap-rail flange are available for bulk pack shipment
- Brand:Â M&M ManufacturingCollar Size:Â 5 inFinish:Â GalvanizedLength:Â 8 inManufacturer Name:Â M&M ManufacturingMaterial:Â SteelSeries:Â 601Width:Â 4 in

