4-Inch Blast Gate for Dust Collection Systems and Vacuum Fittings - with Easy to Use and Efficient Sliding Gate - Works with Flexible Hose Cuff Couplers - TonGass

• CONNECT MULTIPLE POWER TOOLS INTO ONE COLLECTOR - Blast gates are the most efficient way to regulate the airflow to a specific power tool. This in-line airflow gate will allow you to maximize your dust collection system’s capacity FOR 4-INCH HOSES, OUTLETS, AND PORTS - Circular center has a nominal 4 inches outer diameter with actual dimensions of 3 3/4 inches ID, 3 61/64 inches OD. Accepts hoses and ports with 4 inches ID REQUIRES A COUPLER - The blast gate will not connect directly to outlets or ports with 4 inches OD. You will need a coupler/ connector like our flexible hose cuff couplers with integrated dust hose clamps SLIDING GATE FOR EASY AIRFLOW CONTROL - The manual sliding gate has a pull tab for easy airflow control. It allows for an airtight seal as needed LIGHTWEIGHT YET DURABLE - Made of wear and abrasion-resistant black ABS plastic. Designed to withstand high air flow rates and resist damage from debris