Xylem-McDonnell & Miller 334600 Quick Hook-Up Fittings For 67, MA-559

The Xylem-McDonnell & Miller 334600 Qwik Hook-Up Fittings, Model MA-559, are intended for easy installation of low water cut-offs and automatic water feeders in HVAC systems. To make a better connection quickly and cleanly with no overflow, these fittings are better with steam and hot water boilers. It used to reduce labor time and leak points and provides a secure fit. This is a durable, efficient method to streamline maintenance and improve the overall performance of water level control components suitable for residential and commercial boiler systems.