# Master Flow 12 in. x 6 in. to 6 in. Universal Register Box

**Brand:** [Master Flow](https://shop.coreranger.com/brands/Master%20Flow)
**SKU:** RB12X6X6
**Price:** $18.98 · in stock
**URL:** https://shop.coreranger.com/product/master-flow-12-in-x-6-in-to-6-in-universal-register-box-100114412

## Specifications

| Spec | Value |
|---|---|
| Model # | RB12X6X6 |
| Pack Size | 1 |
| Internet # | 100114412 |
| Returnable | 90-Day |
| Store SKU # | 149020 |
| HVAC application | All HVAC types |
| Product Depth (in.) | 6 in |
| Product Width (in.) | 12 in |
| Product Height (in.) | 7 in |
| Product Weight (lb.) | 1.5 lb |
| Manufacturer Warranty | Free from Manufacturer Defect at Time of Delivery. |
| Brand/Model Compatibility | Universal |

## Description

The Master Flow 12 in. x 6 in. x 6 in. Universal Register Box is used to create a straight (in-line) transition from round pipe or insulated flexible duct to an air register or grille. It is made of 30-Gauge, galvanized steel to provide strength and durability. This universal register box can be installed with sheet-metal screws.

• Creates a straight, in-line transition to a register grille
• Durable galvanized steel construction
• Connect to round pipe or insulated flex duct