We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

3G Electric
RFQ CartGet a QuoteSign inSign up
Watts 800M4-1/2-3/4 Rubber Kit Repair Kit for 800M4 Series Backflow Preventers - Repair Kits & Parts for Watts Backflow Preventers
WattsRepair Kits & Parts for Watts Backflow Preventers

Watts 800M4-1/2-3/4 Rubber Kit Repair Kit for 800M4 Series Backflow Preventers

This Watts Vacuum Breaker Repair Kit is a rubber parts kit designed for servicing Watts 800M4 Series backflow preventers. It includes a bonnet O-ring and is compatible with valve sizes of 1/2 in to 3/4 in. The…

SKU 3G-OTH-436693

Also listed as: 800M41234RubberKit · 800M4 1 2 3 4 Rubber Kit · 800M4-1-2-3-4-Rubber-Kit

Brand
Watts
Item
800M4-1/2-3/4 Rubber Kit Repair Kit for 800M4 Series Backflow Preventers
Category
Repair Kits & Parts for Watts Backflow Preventers
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

Watts
Manufacturer Part Number
800M4-1/2-3/4 Rubber Kit
Type
800M4
Includes
Bonnet O-Ring
Compatible Valve Size
1/2 in to 3/4 in
Compatible with Series
800M4
Compatible with Mfr. Model No.
1/2 - 3/4 800M4

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

This Watts Vacuum Breaker Repair Kit is a rubber parts kit designed for servicing Watts 800M4 Series backflow preventers. It includes a bonnet O-ring and is compatible with valve sizes of 1/2 in to 3/4 in. The manufacturer part number is 800M4-1/2-3/4 Rubber Kit.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the Watts 800M4 vacuum breaker repair kit used for?

This Watts repair kit is used to service 800M4 Series backflow preventers. It contains rubber parts including a bonnet O-ring to replace worn seals, ensuring the vacuum breaker maintains proper backflow protection in plumbing systems.

What are the specifications of the Watts 800M4-1/2-3/4 rubber kit?

The kit is compatible with valve sizes 1/2 in to 3/4 in and fits Watts 800M4 Series models. It includes a bonnet O-ring. The manufacturer part number is 800M4-1/2-3/4 Rubber Kit, and it is compatible with Part No. 800M4-FR.

Where to buy Watts vacuum breaker repair kit worldwide?

3G Electric supplies this Watts repair kit worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us to source the 800M4-1/2-3/4 Rubber Kit for your backflow preventer maintenance needs.

How to install the Watts 800M4 vacuum breaker repair kit?

To install, first depressurize the system and remove the bonnet from the 800M4 vacuum breaker. Replace the old bonnet O-ring with the new one from the kit. Reassemble the bonnet and test for leaks. Always follow Watts' service instructions for proper installation.

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 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.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Compatible alternatives & equivalents

More from Watts

View all Watts parts →
This repair kit includes a second check module for Watts backflow preventers. It is compatible with valve sizes 2-1/2 in to 4 in and fits Series 957 and 957RPDA models. Used to restore check-valve function in backflow prevention assemblies
Watts
This repair kit includes a second check module for Watts backflow preventers. It is compatible with valve sizes 2-1/2 in to 4 in and fits Series 957 and 957RPDA models. Used to restore check-valve function in backflow prevention assemblies
Repair kit for the first check valve in Watts 800M4 series pressure vacuum breakers. Includes bonnet O-ring. Compatible with valve sizes 1/2 in to 3/4 in and model 1/2 - 3/4 800M4. Used to service backflow preventers in water systems
Watts
Repair kit for the first check valve in Watts 800M4 series pressure vacuum breakers. Includes bonnet O-ring. Compatible with valve sizes 1/2 in to 3/4 in and model 1/2 - 3/4 800M4. Used to service backflow preventers in water systems
This repair kit includes two disc assemblies for restoring sealing performance in Watts Series 009 backflow preventers. Compatible with valve sizes 3/4 to 1 inch and model 009-M1-QTS. Used for maintenance in water supply systems to ensure backflow protection
Watts
This repair kit includes two disc assemblies for restoring sealing performance in Watts Series 009 backflow preventers. Compatible with valve sizes 3/4 to 1 inch and model 009-M1-QTS. Used for maintenance in water supply systems to ensure backflow protection
Repair kit for Watts backflow preventers, includes disc holder. Compatible with 2-inch valve sizes in Series RK-LF719 and Model LF719. Used for servicing first or second check valves in cross-connection control systems
Watts
Repair kit for Watts backflow preventers, includes disc holder. Compatible with 2-inch valve sizes in Series RK-LF719 and Model LF719. Used for servicing first or second check valves in cross-connection control systems
Repair kit for Watts 009 series backflow preventers. Includes seat. Compatible with 3/4-inch valve sizes, models 3/4 009M2 and LF009M2. Used to restore relief-valve function in backflow prevention assemblies
Watts
Repair kit for Watts 009 series backflow preventers. Includes seat. Compatible with 3/4-inch valve sizes, models 3/4 009M2 and LF009M2. Used to restore relief-valve function in backflow prevention assemblies
Repair kit for first or second check valves in Watts backflow preventers. Includes cover O-ring. Compatible with 3/4 in valve size and models LF719, 719/LF719, and RK-LF719 series
Watts
Repair kit for first or second check valves in Watts backflow preventers. Includes cover O-ring. Compatible with 3/4 in valve size and models LF719, 719/LF719, and RK-LF719 series
Repair kit for Watts 009M3 backflow preventers, compatible with 3/4 in valve size. Includes two seat O-rings for restoring sealing function in backflow prevention assemblies
Watts
Repair kit for Watts 009M3 backflow preventers, compatible with 3/4 in valve size. Includes two seat O-rings for restoring sealing function in backflow prevention assemblies
This repair kit is designed for servicing Watts Series 909 and model 4-6 LF909 backflow preventers. It includes an RV disc assembly and is compatible with valve sizes from 4 to 6 inches. Used in commercial and industrial water systems to replace worn relief valve components and maintain backflow protection
Watts
This repair kit is designed for servicing Watts Series 909 and model 4-6 LF909 backflow preventers. It includes an RV disc assembly and is compatible with valve sizes from 4 to 6 inches. Used in commercial and industrial water systems to replace worn relief valve components and maintain backflow protection