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Watts Backflow Preventer Repair Kit: Complete Rubber Parts Kit, 818DD1/818DD7/818DE2 - Repair Kits & Parts for Watts Backflow Preventers
WattsRepair Kits & Parts for Watts Backflow Preventers

Watts Backflow Preventer Repair Kit: Complete Rubber Parts Kit, 818DD1/818DD7/818DE2

This WATTS Backflow Preventer Repair Kit (SKU 30UK38) is a complete rubber parts kit designed for servicing Watts backflow preventers. It includes a Seat O-Ring and is compatible with valve sizes 1-1/4 in to 2 in…

SKU 3G-OTH-436696

Brand
Watts
Item
Backflow Preventer Repair Kit: Complete Rubber Parts Kit, 818DD1/818DD7/818DE2
Category
Repair Kits & Parts for Watts Backflow Preventers
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Technical Specifications

Watts
Manufacturer Part Number
LFRK 909M1-RT 1-1/4-2
Type
818DD1/818DD7/818DE2, Repair Kit
Includes
Seat O-Ring
Compatible Valve Size
1-1/4 in to 2 in
Compatible with Series
909
Compatible with Mfr. Model No.
1-1/4-2 LF909M1
Compatible with Grainger Part No.
818DE2
View Full Spec Sheet

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

Product Description

This WATTS Backflow Preventer Repair Kit (SKU 30UK38) is a complete rubber parts kit designed for servicing Watts backflow preventers. It includes a Seat O-Ring and is compatible with valve sizes 1-1/4 in to 2 in, specifically for Series 909 models such as the 1-1/4-2 LF909M1 (MPN LFRK 909M1-RT 1-1/4-2).

Frequently Asked Questions

What is the Watts backflow preventer repair kit used for?

This Watts repair kit is used to service backflow preventers in commercial and industrial water systems. It replaces worn rubber parts, including the seat O-ring, to maintain proper backflow protection and prevent contamination of potable water supplies.

What are the specifications of the Watts LFRK 909M1-RT repair kit?

The Watts LFRK 909M1-RT repair kit is compatible with valve sizes 1-1/4 in to 2 in and fits Series 909 backflow preventers, including model 1-1/4-2 LF909M1. It includes a seat O-ring and is designed for models 818DD1, 818DD7, and 818DE2.

Where to buy Watts backflow preventer repair kits worldwide?

3G Electric supplies Watts backflow preventer repair kits worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us to order the LFRK 909M1-RT kit for your maintenance needs.

How to install a Watts backflow preventer repair kit?

To install this Watts repair kit, first isolate the valve and relieve pressure. Disassemble the backflow preventer, remove old rubber parts, and clean sealing surfaces. Install the new seat O-ring and other included components, then reassemble and test for leaks per manufacturer guidelines.

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.

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