The Vaculine Stop Coupling Central Vacuum Fitting – Box of 175 is a must-have for any large-scale central vacuum installation or contractor job. Designed to connect and stop two lengths of 2" outer diameter vacuum piping, these precision-molded PVC couplings ensure secure, airtight connections that maintain consistent suction throughout the system. The built-in internal stop prevents over-insertion of piping, making installations quicker and more accurate.

Perfect for residential and commercial applications, this bulk box of 175 couplings provides excellent value and convenience for high-volume projects. Whether you’re roughing in a multi-room home or outfitting a commercial space, Vaculine’s stop couplings offer reliable durability, ease of use, and compatibility with all standard central vacuum systems.