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The Apollo Valves 1740204 17 Series 3/4 in. Bronze MNPT x FNPT 150# 250 Relief Valve is engineered to provide reliable protection for hot water boilers and similar equipment. This relief valve prevents excessive thermal expansion buildup in plumbing systems, tank applications, or tankless water heaters.
This valve is an essential component in maintaining a safe and efficient heating system. Its durable soft seat design ensures extended service life. Male NPT inlet and female NPT outlet provide easy installation.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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