Watts Dual Check Valve: LF7, 1 in Pipe Size, FNPT x FNPT, 3.88 in Overall Lg
The WATTS LF7 is a potable water dual check backflow preventer constructed from copper silicon alloy. This model features a 1-inch pipe size with FNPT x FNPT connections and an overall length of 3.88 inches. It is…
SKU 3G-OTH-437189
Also listed as: 1LF7U22 · 1 LF7 U2 2 · 1-LF7-U2-2
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
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Product Description
The WATTS LF7 is a potable water dual check backflow preventer constructed from copper silicon alloy. This model features a 1-inch pipe size with FNPT x FNPT connections and an overall length of 3.88 inches. It is designed to prevent backflow in potable water systems.
Frequently Asked Questions
What is the WATTS LF7 dual check valve used for?
The WATTS LF7 dual check valve is used to prevent backflow in potable water systems. It protects drinking water supplies from contamination caused by back-siphonage or back-pressure in residential, commercial, and industrial plumbing applications.
What are the specifications of the WATTS LF7 dual check valve?
The WATTS LF7 dual check valve has a 1-inch pipe size with FNPT x FNPT connections and an overall length of 3.88 inches. It is made from copper silicon alloy and is designed for potable water backflow prevention. The manufacturer part number is 1 LF7 U2-2.
Where to buy the WATTS LF7 dual check valve worldwide?
You can source the WATTS LF7 dual check valve through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring you receive genuine WATTS components for your backflow prevention needs.
How to install the WATTS LF7 dual check valve?
Install the WATTS LF7 dual check valve in a horizontal or vertical position with flow direction matching the arrow on the body. Use thread sealant on the FNPT connections and ensure the valve is accessible for testing and maintenance. Always follow local plumbing codes and manufacturer guidelines.
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Common applications for WattsWatts Products
3G Electric supplies Watts potable water dual check backflow preventers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
