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Item #:
223225756
Febco LF850 Lead-Free Double Check Valve Backflow Preventer, 1" NPT
90% of respondents would recommend this to a friend
Item #:
223225756
NAD 7545
Price Details
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*All items will import from US
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Imported from USA store
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Order now and get it around Friday, October 09
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This assembly stands as a steadfast barrier, ensuring the purity of potable water.
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What Stands Out
Lead-Free Construction
The Febco LF850 ensures safe water supply by providing a lead-free design, complying with safety regulations and protecting public health with superior material quality.
Reliable Backflow Prevention
This valve effectively prevents backflow, safeguarding potable water systems from contamination, making it ideal for residential and commercial applications.
Durable Design
Constructed with high-quality materials, the LF850 boasts exceptional durability and longevity, reducing maintenance costs and enhancing reliability in demanding plumbing environments.
Product Details
| Brand Name | Febco |
| Model Number | T683040 |
| Unit Count | 1 Count |
| Item Highlight | Copper Silicon Alloy, Freeze Sensor, SentryPlus Alert, Top-Entry Modular Design, Quarter-Turn Shutoff, Irrigation System |
| Manufacturer | Watts |
| Number of Items | 1 |
| UPC | 643925585483 |
| Included Components | Valve |
| Item Type Name | with Quarter Turn Shutoff with Smart Enabled Ready |
| Number of Pieces | 1 |
| Manufacturer Part Number | T683040 |
| Specification Met | ASME B16.34 |
| Exterior Finish | Bronze |
| Inlet Connection Type | National Pipe Tapered |
| Outlet Connection Type | National Pipe Tapered |
| Number of Ports | 2 |
| Thread Size | 1 inch |
| Thread Type | National Pipe Tapered |
| Connector Type | National Pipe Tapered |
| Valve Type | check_valve |
| Item Dimensions | 12.6 x 5.51 x 3.93 inches (32 x 14 x 10 cm) |
| Inlet Connection Size | 1 inches |
| Outlet Connection Size | 1 inches |
| Size | 1 Inch |
| Material Type | Copper Silicon Alloy |
| Material | Copper Silicon Alloy |
| Brand | Febco |
| Item dimensions L x W x H | 12.6 x 5.51 x 3.93 inches (32 x 14 x 10 cm) |
Who Should Buy?
-
Homeowners
Ideal for residential use, protecting potable water from contamination due to backflow in plumbing systems.
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Irrigation Systems
Perfect for irrigation installations, preventing pesticide and fertilizer contamination of drinking water sources.
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Commercial Use
Suitable for commercial properties requiring backflow prevention to ensure compliance with local plumbing codes.
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High-Pressure Systems
Not suitable for applications with high pressure beyond its rated specifications, risking damage or failure.
Product Description
Febco LF850 Lead-Free Double Check Valve Backflow Preventer, 1" NPT
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Customer Questions & Answers
-
Question:
What types of applications is this valve suitable for?
Answer: It is designed for non-health hazard applications in continuous-pressure piping systems. -
Question:
How does the freeze sensor work?
Answer: The freeze sensor is compatible with SentryPlus Alert technology, alerting personnel of freezing temperatures. -
Question:
Is maintenance easy for this assembly?
Answer: Yes, it features an inline serviceable design that allows for easy maintenance and repairs.
Febco Check Valves T683040 Editorial Review
Febco LF850 Lead-Free Double Check Valve Backflow Preventer, 1" NPT is designed with a durable Copper Silicon Alloy, making it a good choice for anyone looking for a robust backflow prevention solution that caters to irrigation systems. With its top-entry modular design and features like a freeze sensor and SentryPlus alert, it simplifies maintenance and enhances efficiency. However, some users reported issues with customer service regarding warranty claims, indicating that while the product performs well, support may be lacking.
Customer Reviews & Ratings
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Pros
- Durable Copper Silicon Alloy construction
- Top-entry modular design for easy maintenance
- Included freeze sensor for added protection
- Smart enabled ready for modern systems
- Compatible with irrigation systems
Platform Trust & Buyer Confidence
JK
Jasmin
Verified buyer
“Great products and very good service: very easy and very fast international delivery.”
9 September 2026 · via Trustpilot
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Anke
Verified buyer
“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”
10 September 2026 · via Trustpilot
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Hazel
Verified buyer
“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”
10 September 2026 · via Trustpilot
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Opaleye
Verified buyer
“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”
11 September 2026 · via Trustpilot
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Adele
Verified buyer
“Easy to find and order what you want on the website. Delivery is quick to the UK”
8 September 2026 · via Trustpilot
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Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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NAD 7545
Order now and get it around Friday, October 09
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
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Features & Benefits
- Reliable and safe backflow prevention for non-health hazard applications.
- Engineered to prevent back-siphonage and backpressure.
- Features NPT connections and quarter turn ball valve shutoffs.
- Includes top-mounted test cocks and double check modules.
- Designed for easy maintenance with a compact modular configuration.
- Compatible freeze sensor alerts personnel of low temperatures.
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