

The Isolation Flange The Isolator Uniflange Ball Valve (Part Number: H-40415) is designed for heavy-duty use in hydronic systems. Made of high-quality brass, this valve features a 1-1/4" IPS x Flange connection size for full flow operation. With a 600 WOG and 150 WSP rating, it prevents electrolysis and galvanic corrosion. The valve includes a quick quarter turn ball valve purge/drain feature for efficient operation.