Replacement Pads - THREE PACK, US Company! Support American businesses! For Mechanical Leak Detectors/Water Stop Valves - For Under Sink Reverse Osmosis and Water Filtration Systems. (18mm)

WATER FILTRATION IS ALL WE DO! With 30 years in the water industry, all we sell is water filtration products. Avoid companies that sell random items just to make a dollar. Filtration Warehouse is where the pros go for quality products! PLEASE SELECT THE BEST SIZE!!: If a dime will fit in the trigger mechanism, our 18mm wide fits perfectly with most 17mm-19mm pad leak detector / water stop valves. Compatible with EXPRESS WATER, AQUASURE, METPURE, ICON, or iSPRING systems. Will fit in thin pad designs that use 8mm high pads AROUND THE CLOCK PROTECTION: When water makes contact with the pad, our compact, dense sponge with wide base allows for full vertical expansion utilizing the full pad tray making it an express leak blocker for your system ROBUST THICK PAD: Our pads are designed to fit snug in each device. Smaller tablets may expand slightly off center and potentially not triggering the device properly VALUE PACK of THREE replacement pads ensure you always have spares handy INDIVIDUALLY WRAPPED for ease and convenience, Manufacturer: Filtration Warehouse