# Master Flow 4 in. to 3 in. Round Reducer

**Brand:** [Master Flow](https://shop.coreranger.com/brands/Master%20Flow)
**SKU:** R4X3
**Price:** $11.98 · in stock
**URL:** https://shop.coreranger.com/product/master-flow-4-in-to-3-in-round-reducer-100149942

## Specifications

| Spec | Value |
|---|---|
| Model # | R4X3 |
| Material | Galvanized Steel |
| Pack Size | 1 |
| Internet # | 100149942 |
| Returnable | 90-Day |
| Store SKU # | 148814 |
| HVAC application | All HVAC types |
| Product Depth (in.) | 4 in |
| Product Width (in.) | 4 in |
| Product Height (in.) | 6.375 in |
| Product Weight (lb.) | 0.25 lb |
| Manufacturer Warranty | Free from Manufacturer Defect at Time of Delivery. |
| Brand/Model Compatibility | Universal |

## Description

The Master Flow 4 in. x 3 in. Round Reducer is made of galvanized steel. It features hemmed collar edges for enhanced strength and a secure fit. The reducer is used to transition from a 4 in. pipe to a 3 in. pipe in an HVAC system. It is suitable for most HVAC applications.

• Used to increase or decrease pipe size
• Durable galvanized steel construction
• Can be crimped if needed