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Watts 1/2 BD911T Combination Fill Valve Backflow Preventer - Combination Fill Valve Backflow Preventers
WattsCombination Fill Valve Backflow Preventers

Watts 1/2 BD911T Combination Fill Valve Backflow Preventer

<p>The Watts 1/2 BD911T Combination Fill Valve Backflow Preventer is a robust bronze-bodied unit designed for reliable backflow prevention in fill valve applications. With a 1/2-inch FNPT x FNPT connection, this…

SKU 3G-OTH-438458

Also listed as: 12BD911T · 1 2 BD911T · 1-2-BD911T

Brand
Watts
Item
1/2 BD911T Combination Fill Valve Backflow Preventer
Part Number
1/2 BD911T
Category
Combination Fill Valve Backflow Preventers
Available to Order
Also known as:1/2 BD911TWatts
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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
1/2 BD911T
Type
FNPT x FNPT, Bronze, Female
Pipe Size
1/2 in
Connection Type
FNPT x FNPT

Technical Documents

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

Product Description

<p>The Watts 1/2 BD911T Combination Fill Valve Backflow Preventer is a robust bronze-bodied unit designed for reliable backflow prevention in fill valve applications. With a 1/2-inch FNPT x FNPT connection, this female-threaded valve ensures secure installation in compatible piping systems. As a combination device, it integrates fill valve and backflow prevention functions, making it a space-saving solution for various industrial and commercial setups.</p><p>This model is ideal for engineers and procurement specialists in Singapore seeking a durable, code-compliant component. 3G Electric offers this Watts valve with worldwide shipping, and for Singapore buyers, we provide SGD quotes on request and handle GST seamlessly. Enjoy fast delivery across Singapore and Southeast Asia to keep your projects on schedule.</p>

Frequently Asked Questions

What are the key specifications of the Watts 1/2 BD911T?

The Watts 1/2 BD911T is a combination fill valve backflow preventer with a 1/2-inch pipe size, FNPT x FNPT connection type, and a bronze body. The manufacturer part number is 1/2 BD911T.

How can I order this product from Singapore?

You can request a quote in SGD from 3G Electric. For Singapore buyers, GST is handled, and we offer fast delivery within Singapore and Southeast Asia.

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 combination fill valve 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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Compatible alternatives & equivalents

Cross-referenced by specification & description
Watts 1/2 LFN9-C dual check backflow preventer for potable water systems. Features 1/2 inch FNPT x FNPT connections, 7 gpm flow rate, and 2.38 inch overall length. Used to prevent backflow in cross-connections such as irrigation or boiler feed lines
Watts
Watts 1/2 LFN9-C dual check backflow preventer for potable water systems. Features 1/2 inch FNPT x FNPT connections, 7 gpm flow rate, and 2.38 inch overall length. Used to prevent backflow in cross-connections such as irrigation or boiler feed lines
Double check backflow preventer with 1-1/2 in FNPT x FNPT connections and ball valve shut-off. Overall length 21.75 in. Temperature range 33°F – 180°F. Used in commercial and industrial water systems to prevent backflow in non-hazardous conditions, such as fire sprinkler, irrigation, and process water lines
Watts
Double check backflow preventer with 1-1/2 in FNPT x FNPT connections and ball valve shut-off. Overall length 21.75 in. Temperature range 33°F – 180°F. Used in commercial and industrial water systems to prevent backflow in non-hazardous conditions, such as fire sprinkler, irrigation, and process water lines
Double check backflow preventer with 1 1/4 in FNPT x FNPT connections and ball valve shut-off. Temperature range 33°F – 180°F, overall length 16.38 in. Used in water systems to prevent backflow where non-health-hazard cross-connections exist
Watts
Double check backflow preventer with 1 1/4 in FNPT x FNPT connections and ball valve shut-off. Temperature range 33°F – 180°F, overall length 16.38 in. Used in water systems to prevent backflow where non-health-hazard cross-connections exist

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