4 Inch Aluminum Blast Gate For Vacuum And Dust Collector Systems 11436 With Steel Slide Gate, Back Slot Debris Clearance, Cast Aluminum Body, Replaces OEM JW1142, Improves Suction Control And Minimizes Clogs By Big Horn

4-Inch Aluminum Blast Gate for Vacuum and Dust Systems
✔️ Pack: 1 unit; 4-in aluminum blast gate with locking knob

This rugged blast gate is designed for 4-inch dust collection runs, allowing you to open or close airflow to individual machines. It’s ideal for shop vacuums and ductwork in dust collection systems where targeted suction control matters.

✅ Cast aluminum body with steel slide gate for durability
✅ Fits 4" outer diameter / 3.5" inner diameter ducting (101.6 mm / 88.9 mm)
✅ Back-slot debris clearance reduces clogging and improves seal
✅ Locking knob holds gate in open or closed position during operation
✅ Replaces OEM JW1142; compatible with common fittings for upgrades
✅ Uses standard hose clamps for airtight connections

💡 What is an aluminum blast gate used for in dust collection systems? This handy control device helps direct airflow and maximize suction for active tools. - Directs airflow to active machines - Reduces leaks with debris-free back-slot design - Durable cast aluminum body and steel gate withstand shop use - Easy to upgrade an existing ductwork setup