Watts Backflow Preventer: LF7R, 1 in Pipe Size, FNPT x MNPT, 26 gpm Flow Rate
The WATTS LF7R is a potable water dual check backflow preventer with a 1 in pipe size and FNPT x MNPT connections. It has a flow rate of 26 gpm and an overall length of 1 in, with EPDM seals. This model is identified…
SKU 3G-OTH-437191
Also listed as: 1X34LF7RU43 · 1X3 4 LF7RU4 3 · 1X3-4-LF7RU4-3
Local availability & support
- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
- Payment
- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
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Product Description
The WATTS LF7R is a potable water dual check backflow preventer with a 1 in pipe size and FNPT x MNPT connections. It has a flow rate of 26 gpm and an overall length of 1 in, with EPDM seals. This model is identified by manufacturer part number 1X3/4 LF7RU4-3.
Frequently Asked Questions
What is the WATTS LF7R backflow preventer used for?
The WATTS LF7R is a potable water dual check backflow preventer designed to protect drinking water supplies from contamination due to backflow. It is commonly installed in residential and commercial plumbing systems, including irrigation and boiler feed lines, where cross-connection control is required.
What are the specifications of the WATTS LF7R backflow preventer?
The WATTS LF7R has a 1 in pipe size with FNPT x MNPT connections, a flow rate of 26 gpm, and an overall length of 1 in. It features EPDM seals and is identified by manufacturer part number 1X3/4 LF7RU4-3. This model is suitable for potable water applications.
Where to buy the WATTS LF7R backflow preventer worldwide?
3G Electric supplies the WATTS LF7R backflow preventer worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we source and deliver this model to any country.
How to install the WATTS LF7R backflow preventer?
Install the WATTS LF7R in a horizontal or vertical position with flow arrow pointing downstream. Ensure pipe threads are clean and use thread sealant on male NPT connections. Support the valve body to avoid stress. Test per local codes after installation. Always follow manufacturer guidelines for proper operation.
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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.
