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Watts 2 174A 030 FS ASME Section XIII Hot Water Pressure Relief Valve - ASME Section XIII Hot Water Pressure Relief Valves
WattsASME Section XIII Hot Water Pressure Relief Valves

Watts 2 174A 030 FS ASME Section XIII Hot Water Pressure Relief Valve

Watts ASME Section XIII Hot Water Pressure Relief Valves.

SKU 3G-OTH-442504

Also listed as: 2174A030FS · 2-174A-030-FS

Brand
Watts
Item
2 174A 030 FS ASME Section XIII Hot Water Pressure Relief Valve
Part Number
2 174A 030 FS
Category
ASME Section XIII Hot Water Pressure Relief Valves
Available to Order
Also known as:2 174A 030 FSWatts
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

Watts
Manufacturer Part Number
2 174A 030 FS

Technical Documents

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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 a Watts 174A relief valve used for?

The Watts 174A relief valve is used to protect hot water heating systems from overpressure. It automatically opens when system pressure exceeds its set point, preventing damage to boilers, tanks, and piping. This ASME Section XIII valve is common in commercial and industrial hydronic applications.

What are the specifications of the Watts 2 174A 030 FS relief valve?

The Watts 2 174A 030 FS is a 2 in x 2 in FNPTF x FNPTF bronze relief valve with a maximum operating pressure of 150 psi. It is ASME Section XIII rated for hot water service. The bronze body resists corrosion in high-temperature hydronic systems.

Where to buy a Watts 174A relief valve worldwide?

3G Electric supplies the Watts 174A relief valve to customers worldwide. As a global industrial sourcing partner, we handle logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this ASME Section XIII valve.

How to install a Watts 174A pressure relief valve?

Install the Watts 174A in the hot water system's discharge line with the valve stem vertical. Ensure no shutoff valve is placed between the valve and the system. Pipe the discharge to a safe drain location per local codes. Always follow the manufacturer's installation instructions.

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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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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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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