LEAK DETECTOR LEAK PROTECTOR FOR WATER FILTER SYSTEM THIS LEAK DETECTOR SHUTS OFF FLOW TO DRINKING WATER SYSTEM IN THE EVENT A LEAK SHOULD OCCURE. WITH AN AUDIBLE ALARM AND HIGHLY RELIABLE DESIGN THIS SIMPLE DEVICE PROVIDES BETTER LIABILITY PROTECTION AND CAN MINIMIZE WATER DAMAGE FROM A LEAK. USER TEST FUNCTION IS BUILD IN TO ENSURE THE DEVICE IS FUNCTIONING PROPERLY, EASY ADAPTED TO 1/4" ND 1/2" LINE.