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Watts Pressure Relief Valve: FNPTF x FNPTF, 1 1/4 in x 1 1/4 in - ASME Section XIII Hot Water Pressure Relief Valves
WattsASME Section XIII Hot Water Pressure Relief Valves

Watts Pressure Relief Valve: FNPTF x FNPTF, 1 1/4 in x 1 1/4 in

The WATTS Pressure Relief Valve (MPN F121524) is an ASME Section XIII hot water pressure relief valve with 1 1/4 in x 1 1/4 in FNPTF x FNPTF connections, constructed from Copper Silicon Alloy. 3G Electric interprets…

SKU 3G-OTH-442495

Brand
Watts
Item
Pressure Relief Valve: FNPTF x FNPTF, 1 1/4 in x 1 1/4 in
Category
ASME Section XIII Hot Water Pressure Relief Valves
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Technical Specifications

Watts
Manufacturer Part Number
F121524
Type
1 1/4 in x 1 1/4 in, Copper Silicon Alloy
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Watts Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The WATTS Pressure Relief Valve (MPN F121524) is an ASME Section XIII hot water pressure relief valve with 1 1/4 in x 1 1/4 in FNPTF x FNPTF connections, constructed from Copper Silicon Alloy. 3G Electric interprets customer demand and delivers this genuine industrial valve across 14 departments, with specialist depth in combustion, pumps and controls as an authorised distributor.

Frequently Asked Questions

What is a Watts F121524 pressure relief valve used for?

The Watts F121524 is an ASME Section XIII hot water pressure relief valve used to protect water heaters and boilers from overpressure. It automatically opens at a set pressure to discharge excess water, preventing system damage. This 1 1/4 in x 1 1/4 in copper silicon alloy valve is common in commercial and industrial hot water systems.

What are the specifications of the Watts F121524 pressure relief valve?

The Watts F121524 is a 1 1/4 in x 1 1/4 in FNPTF x FNPTF pressure relief valve made of copper silicon alloy. It is an ASME Section XIII hot water pressure relief valve. The manufacturer part number is F121524. This valve is designed for hot water service and meets ASME code requirements.

Where to buy a Watts F121524 pressure relief valve worldwide?

3G Electric supplies the Watts F121524 pressure relief valve worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this ASME Section XIII valve. We source genuine Watts parts for hot water systems globally.

How to install a Watts F121524 pressure relief valve?

Install the Watts F121524 valve in the hot water system's designated tapping, ensuring the discharge pipe is directed to a safe drain. Use thread sealant on the FNPTF connections and tighten to manufacturer torque specs. Never install a shutoff valve between the relief valve and the system. Test operation after installation per ASME guidelines.

Used in

Common applications for Watts
Industrial burner gas safety systems — Watts HF2000 filters with GF-series seal kits maintain clean, regulated gas supply to burner pilot and main flame controls
Commercial heating and boiler installations — Modular filter assemblies support preventive maintenance and component replacement without full system shutdown
Process gas delivery pipelines — DN25 through DN125 filter bodies accommodate varying flow rates and inlet pressures across manufacturing and chemical processes
Gas pressure regulation benches — Multi-stage Watts filter platforms integrate with pressure reducers and safety shutoff valves in test and calibration environments
Equipment retrofit and upgrade projects — Available connection sizes and seal kits enable adaptation of newer Watts components into legacy gas control systems
Planned maintenance and spare-parts inventory — Filter seal kits allow facilities to stock consumables in advance, reducing downtime during scheduled gas system servicing

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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