Model # IRB8X4X5

Internet #100186323

Store SKU #814075

Store SO SKU #1000685087

null 8 in. x 4 in. to 5 in. Insulated Register Box
0050206929124

8 in. x 4 in. to 5 in. Insulated Register Box

$12.98 /each

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Product Overview

The Master Flow 8 in. x 4 in. x 5 in. Insulated Register Box is designed for durability. This register box is made of zinc-coated, 30-gauge galvanized steel. The 1 in. fiberglass insulation helps reduce HVAC system noise and absorb condensation for a quiet and efficient system. This register box can be installed with sheet metal screws.

  • Made of zinc-coated, 30 gauge-galvanized steel
  • Pre-insulated no need to wrap
  • 1 in. fiberglass insulation lining and vapor barrier helps absorb HVAC system noise and control condensation
  • R4 insulating value
  • Always seal seams with code approved mastic, sealant or duct tape
  • Install with sheet metal screws

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Customer Questions & Answers

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Customer Questions & Answers

8 in. x 4 in. to 5 in. Insulated Register Box
8 in. x 4 in. to 5 in. Insulated Register Box

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Does it work with 6 inch duct?

This question is from 8 in. x 4 in. to 5 in. Insulated Register Box
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September 1, 2016
Does this work with 6 inch round duct? I can't tell what size the round part is.
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Customer Reviews

8 in. x 4 in. to 5 in. Insulated Register Box is rated 5.0 out of 5 by 1.
Rated 5 out of 5 by from Excellent replacement register This register does a great job of directing the air where you want it. It's a great replacement for an old register.
Date published: 2016-04-19
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