Spirotherm 4" Spirovent Sr. Air Eliminator (Male Thread)

The Spirovent Air Eliminator employs a patented Spirotube coalescing medium that "scrubs" the air from the system fluid. Simple to install with a straight in-line design it is available in the Junior Series for residential and light commercial applications from +¯ to 1-+¯ pipe size. Solid brass construction, integral patented air release mechanism and a 20 year limited warranty. The Spirovent Air Eliminator is manufactured by Spirotherm and is designed for radiant heat and hydronic systems. *No Tank Mount on Vertical Models Body Type: Brass Connection Type: Threaded