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WattsASME Section XIII Hot Water Pressure Relief Valves

Watts ASME Section XIII Hot Water Pressure Relief Valve

Watts ASME Section XIII Hot Water Pressure Relief Valves.

SKU 3G-OTH-442531

Also listed as: F 384240 · F-384240

Brand
Watts
Item
ASME Section XIII Hot Water Pressure Relief Valve
Part Number
F384240
Category
ASME Section XIII Hot Water Pressure Relief Valves
Available to Order
Also known as:F384240Watts
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Technical Specifications

Watts
Manufacturer Part Number
F384240

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3G Electric (S) Pte. Ltd. — Singapore

Product Description

Watts ASME Section XIII Hot Water Pressure Relief Valves.

Frequently Asked Questions

What is the Watts F384240 relief valve used for?

The Watts F384240 is an ASME Section XIII hot water pressure relief valve used to protect water heaters and boilers from overpressure. It automatically opens at its set pressure to discharge excess water, preventing system damage. Common in commercial and industrial hot water systems.

What are the specifications of the Watts F384240 relief valve?

The Watts F384240 is a 2 in NPTF x 2 1/2 in NPTF iron relief valve with a maximum operating pressure of 30 psi. It is ASME Section XIII certified for hot water service. The valve body is iron, and it is designed for inline installation on pressure vessels.

Where to buy the Watts F384240 relief valve worldwide?

3G Electric supplies the Watts F384240 relief valve worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time. We source genuine Watts components for commercial and industrial applications.

How to install the Watts F384240 relief valve?

Install the Watts F384240 in the hot water system's tapping, ensuring the valve body is upright and discharge piping is directed to a safe drain. Use pipe sealant on NPTF threads. Do not install downstream shutoff valves. Test operation after installation by manually lifting the lever.

Used in

Common applications for Watts
Commercial plumbing – Watts standard capacity water pressure regulators (3/8 LF 26AB) for stabilizing incoming water pressure
Industrial steam systems – Watts 152A series steam pressure regulators for pressure reduction in process and heating lines
Cross-connection control – Watts 757 double check backflow preventers for commercial and industrial water supply protection
Boiler safety – Watts ASME Section XIII temperature and pressure relief valves for overpressure protection in heating systems
Hydronic heating – Watts CP16 pilot-operated pressure regulators for maintaining consistent pressure in steam or water loops
Water hammer mitigation – Watts LF15M2-A water hammer arrestors for absorbing surges in quick-closing valve applications
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Watts Products

3G Electric supplies Watts asme section xiii hot water pressure relief valves. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
Watts
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This ASME Section XIII hot water pressure relief valve features a 1 1/4 in x 1 1/2 in NPTF x NPTF iron body. Rated for a maximum operating pressure of 30 psi, it automatically opens to discharge excess water and prevent overpressure in hot water systems. Suitable for use in commercial and industrial water heating applications
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Iron hot water pressure relief valve with 3/4 in NPTF x NPTF connections. Rated for 20 psi maximum operating pressure. Overall height 3 1/2 in. ASME Section XIII rated for hot water service. Used to protect water heaters and boilers from overpressure in commercial and industrial hot water systems
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Iron-body pressure relief valve with 3/4 in NPTF x NPTF connections, rated for 40 psi maximum operating pressure. Complies with ASME Section XIII for hot water service. Overall height 3-1/2 in. Used in hydronic heating systems and water heaters to relieve excess pressure
This Watts pressure relief valve is designed for hot water systems, providing overpressure protection in accordance with ASME Section XIII. It features FNPTF x FNPTF connections, a cast iron body, and a maximum operating pressure of 75 psi. Suitable for use in hydronic heating systems and hot water storage tanks
Watts
This Watts pressure relief valve is designed for hot water systems, providing overpressure protection in accordance with ASME Section XIII. It features FNPTF x FNPTF connections, a cast iron body, and a maximum operating pressure of 75 psi. Suitable for use in hydronic heating systems and hot water storage tanks

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ASME Section XIII hot water pressure relief valve with 1 1/2 in FNPTF inlet and 2 in FNPTF outlet. Iron body construction rated for 56 psi maximum operating pressure. Used to protect hot water boilers and heating systems from overpressure conditions
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ASME Section XIII certified hot water pressure relief valve with 1 in x 1 in NPTF x NPTF connections. Constructed from copper silicon alloy. Set to open at a maximum operating pressure of 56 psi to protect water heaters and storage tanks from overpressure in commercial and industrial hot water systems
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ASME Section XIII hot water pressure relief valve with 1 1/2 in NPTF inlet and 2 in NPTF outlet, constructed of iron. Maximum operating pressure of 30 psi. Overall height of 9 1/4 in. Used to protect hot water heaters and boilers from overpressure conditions in commercial or industrial systems
This Watts pressure relief valve is ASME Section XIII certified for hot water service. It features FNPTF x FNPTF connections and a cast iron body. The valve automatically releases water when system pressure exceeds 40 psi, protecting boilers, water heaters, and storage tanks from overpressure in commercial and industrial hydronic systems
Watts
This Watts pressure relief valve is ASME Section XIII certified for hot water service. It features FNPTF x FNPTF connections and a cast iron body. The valve automatically releases water when system pressure exceeds 40 psi, protecting boilers, water heaters, and storage tanks from overpressure in commercial and industrial hydronic systems
Iron body hot water pressure relief valve with 1-1/4 in FNPTF inlet and 1-1/2 in FNPTF outlet. Rated for maximum operating pressure of 75 psi. Complies with ASME Section XIII standards. Used in hydronic heating systems to protect boilers and water heaters from overpressure
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Iron body hot water pressure relief valve with 1-1/4 in FNPTF inlet and 1-1/2 in FNPTF outlet. Rated for maximum operating pressure of 75 psi. Complies with ASME Section XIII standards. Used in hydronic heating systems to protect boilers and water heaters from overpressure
This Watts pressure relief valve is ASME Section XIII rated for hot water service. It features a 3/4 in x 3/4 in FNPTF iron body and a maximum operating pressure of 10 psi. Used to protect water heaters and storage tanks from overpressure by automatically opening at set pressure
Watts
This Watts pressure relief valve is ASME Section XIII rated for hot water service. It features a 3/4 in x 3/4 in FNPTF iron body and a maximum operating pressure of 10 psi. Used to protect water heaters and storage tanks from overpressure by automatically opening at set pressure
This ASME Section XIII certified hot water pressure relief valve features a bronze body and 2-inch FNPTF x FNPTF connections. It automatically releases water when system pressure exceeds 150 psi, protecting boilers, water heaters, and storage tanks in commercial and industrial hydronic systems
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This ASME Section XIII certified hot water pressure relief valve features a bronze body and 2-inch FNPTF x FNPTF connections. It automatically releases water when system pressure exceeds 150 psi, protecting boilers, water heaters, and storage tanks in commercial and industrial hydronic systems
This Watts 174A pressure relief valve is ASME Section XIII certified for hot water service. It features a bronze body with 1-inch FNPTF x FNPTF connections and a maximum operating pressure of 150 psi. The valve automatically opens at its set pressure to discharge excess water, protecting water heaters and storage tanks from overpressure in hydronic heating systems
Watts
This Watts 174A pressure relief valve is ASME Section XIII certified for hot water service. It features a bronze body with 1-inch FNPTF x FNPTF connections and a maximum operating pressure of 150 psi. The valve automatically opens at its set pressure to discharge excess water, protecting water heaters and storage tanks from overpressure in hydronic heating systems

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