About This

MICROBUBBLE AIR SEPARATOR: The Watts AS-MB Series 3/4 IN FPT microbubble air separator is designed for efficient separation and elimination of entrained air in hydronic heating systems.
COMPREHENSIVE FEATURES: This product features a high capacity DuoVent air vent assembly, brass coalescing media and 1/2 IN FPT bottom tapping for use with boiler fill fitting.
DURABLE CONSTRUCTION: The rugged polyphenylsulfone (PPSU) coalescing media withstands petroleum based cleaners, glycol anti-freeze and temperatures up to 240 degrees F in heating systems and methanol based anti-freeze solutions in ground-source heat pump loops.
SAVE TIME AND TROUBLE: No minimum inlet/outlet piping length is required for proper operation and this air separator can be easily disassembled for inspection and cleaning.
EVERY DROP COUNTS: Water. It's in our name and close to our hearts. Since 1874, Watts Water Technologies has been delivering innovative technologies that make the world's most precious resource safe and accessible. Everything we design is made to keep the Earth's most precious resource safer, cleaner, and more useful for our customers. Our family of brands offers one of the most varied product lines in the world, with world-class, water-related solutions.