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Watts 994-NRS Reduced Pressure Zone Backflow Preventer - Watts RPZ Backflow Preventers
WattsWatts RPZ Backflow Preventers

Watts 994-NRS Reduced Pressure Zone Backflow Preventer

The Watts 994 Reduced Pressure Zone Assembly is a flange-connected RPZ backflow preventer from Watts, featuring an NRS gate valve shut-off valve type. This stainless steel unit is designed for a 10-inch pipe size, as…

SKU 3G-OTH-444357

Also listed as: 994NRS · 994 NRS

Brand
Watts
Item
994-NRS Reduced Pressure Zone Backflow Preventer
Part Number
994-NRS
Category
Watts RPZ Backflow Preventers
Available to Order
Also known as:994-NRSWatts
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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
994-NRS
Type
Std Configuration, Stainless Steel
Pipe Size
10 in
Connection Type
Flange
Shut-Off Valve Type
NRS Gate Valve

Technical Documents

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

Product Description

The Watts 994 Reduced Pressure Zone Assembly is a flange-connected RPZ backflow preventer from Watts, featuring an NRS gate valve shut-off valve type. This stainless steel unit is designed for a 10-inch pipe size, 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 Reduced Pressure Zone Assembly is a backflow preventer used in commercial and industrial water systems to protect potable water supplies from cross-connection contamination. It is suitable for high-hazard applications where continuous pressure protection is required, such as in irrigation, fire sprinkler, and process water lines.

What are the specifications of the Watts 994 RPZ backflow preventer?

The Watts 994 RPZ assembly features a stainless steel body, a 10-inch pipe size (DN250), and flange connections. It includes an NRS (Non-Rising Stem) gate valve shut-off valve type. The manufacturer part number is 994-NRS. This Watts unit is designed for high-flow, high-hazard backflow prevention in industrial water systems.

Where to buy the Watts 994 RPZ backflow preventer worldwide?

3G Electric supplies the Watts 994 Reduced Pressure Zone Assembly worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time. We source and deliver genuine Watts backflow prevention products to any international destination.

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 aligned and gasketed. Install shut-off valves upstream and downstream. Always follow local plumbing codes and the manufacturer's instructions. A certified backflow tester should verify proper operation after installation.

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 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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