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Watts

Watts 1-1/4" Threaded Check Valve

$506.50 $153.51 Save $352.99

SKU: LF600

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In Stock
Ships by Aug 31
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$100 Minimum Order
30 Days Return
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Overview

The Watts LF600 is a 1-1/4 inch threaded check valve designed for plumbing applications. It features a lead-free brass construction with FNPT x FNPT connections and a PTFE seat. This silent check valve offers a low pressure drop and can be installed in either a horizontal or vertical position.

This valve operates effectively within a temperature range of -20°F to 100°F and can withstand a maximum working pressure of 400 PSI. Its brass material ensures durability and resistance to corrosion, making it suitable for various industrial and plumbing uses.
Show original supplier description
The Watts LF600 is a 1-1/4 inch Maxi-Flo silent check valve engineered from a Lead Free cast copper silicon alloy body. Featuring FNPT x FNPT connections and a PTFE seat, the LF600 allows for installation in either a horizontal or vertical orientation. It is constructed from brass, ensuring durability and corrosion resistance. The valve is rated for a maximum working pressure of 400 PSI and can operate within a temperature range of -20°F to 100°F. This check valve offers a low pressure drop and is suitable for general industrial and plumbing applications. Its lead-free construction meets regulatory requirements, making it a reliable choice for various water systems.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

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Specifications

BrandWatts
Part NumberLF600
CategoryFittings Hoses and Valves

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Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

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