Woodstock W1037 5-Inch to 4-Inch (Outside Diameter) Reducer
- Made of Strong A.B.S. plastic
- Streamlined inside surface for more efficient flow.
The W1037 includes:
- Woodstock Model W1037 5-Inch to 4-Inch (Outside Diameter) Reducer
This reducer fitting provides a step down from a larger main line to a smaller branch line. It allows you to reduce a 5" hose to 4" hose which increases air velocity close to the machine, where the pressure is needed the most.