4 Inch OD Self Cleaning Aluminum Blast Gate Cut Off Valve for Dust Collection System No Clog Operation Fits 4 Inch Hoses and Ducts Cast Aluminum Body with Steel Sliding Gate and Locking Knob for Precise Airflow Control

4-Inch OD Self-Cleaning Aluminum Blast Gate - Pack 1
✔️ Fits 4 in hoses/ducts; self-cleaning slot; aluminum body; steel gate

This 4 inch blast gate is a self-cleaning shutoff valve for dust collection systems. It lets you direct airflow precisely by opening and closing branch ducts, boosting dust extraction where it's produced. It fits 4 in (101.6 mm) hoses and ducts and uses a cast aluminum body with a steel sliding gate and locking knob for secure, tight sealing.

✅ ✅ 4 in (101.6 mm) compatibility for standard hoses and ducts
✅ Self-cleaning back slot prevents debris buildup and seals tightly
✅ Cast aluminum outer case, steel sliding gate, and locking knob
✅ Precise airflow control to maximize suction at active tools

💡 What is a dust collection blast gate used for and why choose a self-cleaning design? It helps manage suction across a duct network while reducing downtime.

- Improves air routing by opening only the duct to active machines - Self-cleaning slot pushes debris out of the groove to prevent leaks - Durable aluminum body with a reliable steel gate for harsh dust environments - Compatible with 4 inch ductwork and standard collection setups