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Watts Reduced Pressure Zone Assembly: 994, Std Configuration, Stainless Steel - Watts RPZ Backflow Preventers
WattsWatts RPZ Backflow Preventers

Watts Reduced Pressure Zone Assembly: 994, Std Configuration, Stainless Steel

The Watts 994 Reduced Pressure Zone Assembly is a Watts RPZ Backflow Preventer featuring a flange connection and an NRS gate valve shut-off valve. This stainless steel unit is designed for 4-inch pipe size…

SKU 3G-OTH-444380

Also listed as: 994NRS · 994 NRS

Brand
Watts
Item
Reduced Pressure Zone Assembly: 994, Std Configuration, Stainless Steel
Category
Watts RPZ Backflow Preventers
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
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Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

Watts
Manufacturer Part Number
994-NRS
Type
Std Configuration, Stainless Steel
Pipe Size
4 in
Connection Type
Flange
Shut-Off Valve Type
NRS Gate Valve

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Watts Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Watts 994 Reduced Pressure Zone Assembly is a Watts RPZ Backflow Preventer featuring a flange connection and an NRS gate valve shut-off valve. This stainless steel unit is designed for 4-inch pipe size applications, as indicated by the manufacturer part number 994-NRS.

Frequently Asked Questions

What is the Watts 994 Reduced Pressure Zone Assembly used for?

The Watts 994 RPZ backflow preventer is used in commercial and industrial water systems to protect potable water supplies from cross-connection contamination. It is commonly installed in irrigation, fire sprinkler, and process water lines where backflow hazards exist.

What are the specifications of the Watts 994 RPZ assembly?

The Watts 994 is a reduced pressure zone assembly with a standard stainless steel configuration. It has a 4-inch pipe size, flange connection type, and an NRS gate valve shut-off. The manufacturer part number is 994-NRS. It is designed for high-flow backflow prevention applications.

Where to buy the Watts 994 RPZ backflow preventer worldwide?

3G Electric supplies the Watts 994 RPZ backflow preventer to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time. As a global industrial distributor, we source and deliver this Watts assembly to any location.

How to install a Watts 994 RPZ backflow preventer?

Install the Watts 994 RPZ assembly in a horizontal position with adequate clearance for testing and maintenance. Ensure the flange connections are properly gasketed and bolted to matching flanges. Follow local plumbing codes and the manufacturer's instructions for correct orientation and support.

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 watts rpz backflow preventers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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