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Watts 800M2-1/2-1 Rubber Kit for 800M2 Series Backflow Preventers - Repair Kits & Parts for Watts Backflow Preventers
WattsRepair Kits & Parts for Watts Backflow Preventers

Watts 800M2-1/2-1 Rubber Kit for 800M2 Series Backflow Preventers

The WATTS Vacuum Breaker Repair Kit is a rubber repair kit designed for Watts backflow preventers, specifically the 800M2 series. It is compatible with M2 valve sizes and fits manufacturer model numbers 1/2 - 1…

SKU 3G-OTH-436804

Also listed as: 800M2121RubberKit · 800M2 1 2 1 Rubber Kit · 800M2-1-2-1-Rubber-Kit

Brand
Watts
Item
800M2-1/2-1 Rubber Kit for 800M2 Series Backflow Preventers
Part Number
800M2-1/2-1 Rubber Kit
Category
Repair Kits & Parts for Watts Backflow Preventers
Available to Order
Also known as:800M2-1/2-1 Rubber KitWatts
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Technical Specifications

Watts
Manufacturer Part Number
800M2-1/2-1 Rubber Kit
Type
1/2 in to 1 in/M2 Compatible Valve Size, 800M2
Includes
Float Vent Disc Assembly (Vent Float Seal and Spring)
Compatible Valve Size
M2
Compatible with Series
800M2
Compatible with Mfr. Model No.
1/2 - 1 800M2

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

Product Description

The WATTS Vacuum Breaker Repair Kit is a rubber repair kit designed for Watts backflow preventers, specifically the 800M2 series. It is compatible with M2 valve sizes and fits manufacturer model numbers 1/2 - 1 800M2. The kit includes a Float Vent Disc Assembly, which comprises a vent float seal and spring.

Frequently Asked Questions

What is the Watts vacuum breaker repair kit used for?

This Watts repair kit restores the vacuum breaker function on 800M2 series backflow preventers. It replaces worn rubber components to maintain backflow protection in commercial and industrial water systems, preventing contamination from reverse flow.

What are the specifications of the Watts 800M2-1/2-1 rubber kit?

The Watts 800M2-1/2-1 rubber kit is a repair kit for M2 compatible valve sizes, fitting 1/2 in to 1 in 800M2 series backflow preventers. It includes a Float Vent Disc Assembly with vent float seal and spring. The manufacturer part number is 800M2-1/2-1 Rubber Kit.

Where to buy Watts vacuum breaker repair kits worldwide?

3G Electric supplies Watts vacuum breaker repair kits worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver genuine Watts repair parts to your facility, regardless of location.

How to install a Watts vacuum breaker repair kit?

Installation requires depressurizing the system and disassembling the backflow preventer body. Replace the old vent float seal and spring with the new Float Vent Disc Assembly from the kit. Reassemble and test for proper venting and sealing per manufacturer guidelines.

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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