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Watts 800 Series Backflow Preventer Repair Kit - Repair Kits & Parts for Watts Backflow Preventers
WattsRepair Kits & Parts for Watts Backflow Preventers

Watts 800 Series Backflow Preventer Repair Kit

The WATTS Vacuum Breaker Repair Kit is a repair kit for Watts backflow preventers, designed for use with Series 800 models. It includes a check disc vent seal and is compatible with valve sizes from 1/2 in to 1 in…

SKU 3G-OTH-436750

Also listed as: 800121RubberKit · 800 1 2 1 Rubber Kit · 800-1-2-1-Rubber-Kit

Brand
Watts
Item
800 Series Backflow Preventer Repair Kit
Part Number
800-1/2-1 Rubber Kit
Category
Repair Kits & Parts for Watts Backflow Preventers
Available to Order
Also known as:800-1/2-1 Rubber KitWatts
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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
800-1/2-1 Rubber Kit
Includes
Check Disc Vent Seal
Compatible Valve Size
1/2 in to 1 in
Compatible with Series
800
Compatible with Mfr. Model No.
1/2 - 1 800

Technical Documents

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

Product Description

The WATTS Vacuum Breaker Repair Kit is a repair kit for Watts backflow preventers, designed for use with Series 800 models. It includes a check disc vent seal and is compatible with valve sizes from 1/2 in to 1 in, with the manufacturer part number 800-1/2-1 Rubber Kit.

Frequently Asked Questions

What is the WATTS Vacuum Breaker Repair Kit used for?

The WATTS Vacuum Breaker Repair Kit is used to service backflow preventers in plumbing systems. It restores proper sealing by replacing worn check disc and vent seal components, ensuring reliable protection against back-siphonage in commercial and industrial water lines.

What are the specifications of the WATTS Vacuum Breaker Repair Kit?

This repair kit is compatible with valve sizes from 1/2 in to 1 in and fits Watts Series 800 backflow preventers. It includes a check disc and vent seal. The manufacturer part number is 800-1/2-1 Rubber Kit, and it is designed for model 1/2 - 1 800.

Where to buy the WATTS Vacuum Breaker Repair Kit worldwide?

3G Electric supplies the WATTS Vacuum Breaker Repair Kit worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this repair kit to your facility. Contact us for pricing and lead time on your order.

How to install the WATTS Vacuum Breaker Repair Kit?

Installation requires depressurizing the system and disassembling the backflow preventer body. Replace the old check disc and vent seal with the new components from the kit, ensuring proper alignment. Reassemble and test for leaks per the manufacturer's instructions.

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 repair kits & parts for watts 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
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This steam trap repair kit is designed for use with Armstrong International's 800 series and D529121 model. It serves as a pressure change assembly to restore performance in steam systems, commonly applied in process heating, tracing, and distribution lines to maintain energy efficiency
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This steam trap repair kit is designed for use with Armstrong Series 800 steam traps, model D503354. It serves as a pressure change assembly to replace worn internal components, restoring proper condensate removal and preventing steam loss in industrial steam systems
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This steam trap repair kit is designed for servicing Armstrong 800 series steam traps, including model D526130. It contains the necessary components to restore proper condensate drainage in steam distribution and process heating applications
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This pressure change assembly is a repair kit for Series 800 steam traps, compatible with model C5318-20. It is used to service and maintain steam traps in industrial steam systems, ensuring proper condensate removal and reducing energy loss

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