Skip to main content
10 in. x 4 in. to 6 in. 90-Degree Register Box

Roll over image to zoom in

  • Product Features

  • Product Overview

  • Related Videos

  • Reviews

  • Questions & Answers

Master Flow 90RB10X4X6 10 in. x 4 in. to 6 in. 90-Degree Register Box

Item #: 90RB10X4X6 by Master Flow

UPC #: 050206927809

See reviews See reviews
In Stock

$21.26

/each
SAVE UP TO 2.13

Buying in bulk

QUICK SHIPPING*Usually ships in 1 business day
QTY
–
+
+ Add to Wishlist
Buy in Bulk & Save - See How Watch Now
Large Order Quote

Shop with Confidence

30 Days Easy Return. We are the largest supplier of the most adaptable, personalized hardware in the industry. We work hard to ensure you're satisfied with our products.

Safe Payment

Product Width (in.)

10

Product Height (in.)

8

Product Depth (in.)

11

HVAC Product Type

HVAC Part

Brand/Model Compatibility

Universal

Manufacturer Warranty

Free from Manufacturer Defect at Time of Delivery.

Pack Size

1

Warranty

Free from Manufacturer Defect at Time of Delivery.

UNSPSC

40141900

The Master Flow 10 in. x 4 in. x 6 in. 90°Register Box creates a right-angle transition from round pipe or insulated flexible duct to an air register. This box is made of galvanized steel. It can be installed with sheet metal screws. It is suitable for most HVAC applications.

  • Made of galvanized steel
  • Creates a right-angle transition from 6 in. round pipe or insulated flexible duct to a 10 in. x 4 in. air register
  • Install with sheet metal screws (not included)
  • Always seal seams with code-approved mastic, sealant or duct tape (not included)
  • Always insulate ductwork for greater system efficiency and comfort (insulation not included)