1/4 or 3/8 Inch Leak Stop Valve, Water Guard+ Water Leak Protection Valve, For Reverse Osmosis, Under Sink, or Inline Plumbed System, Mechanical Auto Shut Off Device (3/8" 1-Pack)
CONVENIENT PACKAGES: Each system comes individually packaged with all included parts. Protect all of your inline systems with our handy single or multi-pack kits
USE THE CORRECT REPLACEMENT PADS: For a secure and snug fit, use 20mm REPLACEMENT PADS, - NOT 18mm
PROTECT YOUR HOME OR OFFICE: Automatically shut the water off to your system in the event of a leak. Once water makes contact with the pre-loaded pad at the bottom, it activates expanding the pad until the water is automatically shut off saving you costly water damage
QUICK AND EASY: Installs in seconds with two double-sided adhesive strips that attach to the auto shut off valve making this mechanical system an excellent leak stopper
1/4" QUICK CONNECT FITTINGS: Adapts to nearly any 1/4" or 3/8" water line for use with RO/DI systems, carbon filters, and under-sink installs
MULTI-USE: Great for water dispensers, ice makers, refrigerators, and coffee brewers with a 1/4" or 3/8" water feed line!
Shipping takes place within 3-5 business days. If there is a problem with the shipment of the product, we will notify you via the email address you entered when ordering.
We do not currently offer free shipping. However, this may be added at some point. We apologize.
If your order has been shipped, we will add the tracking number to your order and notify you via the email address you entered when ordering.
For returns or exchanges, please contact us within 14 days of receiving the product, along with a receipt or screenshot of the purchase, and a photo of the product with the packaging or tag intact.
Trust and quality
Better Water Management. Modern Solutions.
Explore practical products designed to support cleaner, clearer, and better-managed water in everyday spaces.
