M&M Manufacturing - M&M Manufacturing, 6411066, 641 Series, 6 in Collar

  • Item #: 641-R4-10X6X6
  • Manufacturer: 6411066
  • Brand Name: M&M Manufacturing
  • Min. Order Qty: 1
  • Qty. Interval: 1
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Standard Size #641 Register Boxes are lined with 1'' Ductliner to provide an R-Factor of R-4. The #641 Register Box is 4'' Tall with Snap-Rail Flange