Description

The Watts F382571 is a 740 Series iron boiler pressure relief valve for hot water heating systems, factory set to open at 35 psi.It features a 1″ inlet, expanded 1¼” outlet, and an included discharge line flood sensor to help detect relief events and reduce water damage risk.

Features:

• 35 psi set pressure for hydronic boiler protection

• 1″ NPTF inlet and 1 1/4″ NPTF expanded outlet

• Iron body with durable construction for boiler room use

• Integrated flood sensor for discharge line monitoring

• Compatible with optional SentryPlus Alert® activation kit for remote alerts