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Watts Flow Check Valve: For Water Media, Iron, 1 in Pipe Size, 1 in FNPT, FNPT - Hydronic Flow Check Valves
WattsHydronic Flow Check Valves

Watts Flow Check Valve: For Water Media, Iron, 1 in Pipe Size, 1 in FNPT, FNPT

The WATTS Flow Check Valve is a hydronic flow check valve for water media, constructed of iron with 1 in FNPT connections. This model (MPN 2000 1") is designed to prevent reverse flow in hydronic systems, supporting…

SKU 3G-OTH-67987

Brand
Watts
Item
Flow Check Valve: For Water Media, Iron, 1 in Pipe Size, 1 in FNPT, FNPT
Category
Hydronic Flow Check Valves
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Technical Specifications

Watts
Manufacturer Part Number
2000 1"
Type
Iron, FNPT, FNPT, NPT
Pipe Size
1 in
FNPT
1 in
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Watts Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The WATTS Flow Check Valve is a hydronic flow check valve for water media, constructed of iron with 1 in FNPT connections. This model (MPN 2000 1") is designed to prevent reverse flow in hydronic systems, supporting reliable system operation.

Frequently Asked Questions

What is a Watts flow check valve used for?

A Watts flow check valve is used in hydronic heating and cooling systems to prevent gravity circulation when the pump is off. It ensures water flows in one direction only, maintaining system efficiency and preventing backflow in residential and commercial applications.

What are the specifications of the Watts 2000 1" flow check valve?

The Watts 2000 1" flow check valve is designed for water media, with a 1 inch pipe size and 1 inch FNPT connections. It is made of iron and features NPT threads. The manufacturer part number is 2000 1", and it is a hydronic flow check valve from the brand Watts.

Where to buy Watts flow check valves worldwide?

You can source Watts flow check valves worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on the Watts 2000 1" model.

How to install a Watts flow check valve?

Install the Watts flow check valve in the correct flow direction as indicated by the arrow on the body. Ensure the pipe threads are clean and use appropriate sealant. Mount the valve vertically or horizontally, and verify the valve opens freely with pump operation. Follow local plumbing codes for best results.

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 hydronic flow check valves. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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