The cost of repairs from water damage can exceed $50,000.

And no insurance can replace family photos and other priceless treasures or important business documents once water has destroyed them.

The Ultimate PlumbingLeak Protection!

"Water Leak Detection Company"

The Leak Defense System®

  • Easy to use control panel and app for remote management.
  • Originally created to catch pinhole and slab leaks
  • Can detect leaks behind walls and in ceilings
  • Automatically shuts off water if leak is detected
  • Designed to tie into a security system for additional notification
  • Provides one-touch turn off of incoming water supply
  • May help reduce water consumption for added savings
  • Flexible and expandable to meet individual needs

Internationally Recognized for Outstanding Performance

Our proprietary electronic flow sensing technology is second to none for performance and reliability in water conservation and leak protection. The Leak Defense System automatic shut-off valve is installed on the incoming water line to monitor water flow 24/7. If the flow exceeds your pre-set limits, it sends an alert and sounds an alarm. If the alarm isn’t re-set within your pre-set time, it shuts the water off automatically.

Fits Any Size Installation from 3/4″ to 3″

The Leak Defense System is available in pipe sizes from ¾” to 3” so it fits any application.

"Water Damage Prevention System"

The Heart – Leak Defense System Valve

The Leak Defense System automatic water shut-off control valve is installed on the structure’s incoming waterline. Once installed, it monitors water flow 24/7.  There’s a pipe size to fit every application from ¾” to 3″. It’s the best water leak detector on the market for leak protection!

White Control Panel for LDS

The Eyes – Control Panel

Water usage varies in every application. The user-friendly wireless control panel lets you set your Leak Defense System to fit the water usage needs of your family’s lifestyle, business or building needs. It can also be connected to a 3rd party monitoring company to make sure an alert always gets attention even if you’re nowhere around.


Ultimate Control – Your Mobile Devices

Going on vacation? Have a vacation home and want to make sure all the plumbing is water tight? Simply register your device at and enjoy remote control of your Leak Defense System. If you have multiple systems, you can monitor and control each system individually.. This feature is especially valuable for someone who owns multiple residential properties.