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WATTS Backflow Preventer Repair Kits: Second Check Kit - Repair Kits & Parts for Watts Backflow Preventers
WattsRepair Kits & Parts for Watts Backflow Preventers

WATTS Backflow Preventer Repair Kits: Second Check Kit

The WATTS Backflow Preventer Repair Kits: Second Check Kit (SKU 844GH4) is a repair kit for Watts backflow preventers, including a Second Check Module. It is compatible with an 8 in valve size, Series RK-757, and…

SKU 3G-OTH-436683

Brand
Watts
Item
Backflow Preventer Repair Kits: Second Check Kit
Category
Repair Kits & Parts for Watts Backflow Preventers
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Technical Specifications

Watts
Includes
Second Check Module
Compatible Valve Size
8 in
Compatible with Series
RK-757
Manufacturer Part Number
RK 757/757DCDA-CK2 8
Compatible with Mfr. Model No.
757DCDA
Compatible with Grainger Part No.
6AUW3
View Full Spec Sheet

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

Product Description

The WATTS Backflow Preventer Repair Kits: Second Check Kit (SKU 844GH4) is a repair kit for Watts backflow preventers, including a Second Check Module. It is compatible with an 8 in valve size, Series RK-757, and Mfr. Model No. 757DCDA, with Manufacturer Part Number RK 757/757DCDA-CK2 8.

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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