Water Filter Items on Sale

Light Commercial / Whole House Reverse Osmosis System that produces 200 gallons per day. Wall mounted. System uses One 2.5" x 14" TFC HF1 Reverse Osmosis Membrane, for maximum rejection of...

DOW Filmtec BW60-1812-75D Reverse Osmosis Membrane. High Rejection rate (HR) of 99%. Processes 75 gallons per day. Filmtec TMF-75 RO replacement water filter membrane that fits many standard RO systems. TFM / TFC stands for "thin film composite" membrane,...

EPA-approved test strips to check your water for Free Chlorine. Contains 30 test strips. Fast, accurate, visual results. This test detects Free Chlorine down to 0.05 ppm, without monochloramine interference.

The most complete do-it-yourself Water Quality Test Kit on the market! This water test kit is designed to test up to 2 water sources for 15 different contaminants: Chlorine, Chloride, pH, Hardness, Nitrates, Iron, Lead, Pesticides and several other common contaminants!...

Dual Inline TDS Meter measures the tap water coming in vs. the purified water going out of your water filtration system at any time. Ideal for testing the effectiveness of Reverse Osmosis systems. Measures Total Dissolved Solids (TDS) in...

NEW: The eXact Micro 20 Photometer with Bluetooth is a ground-breaking dual-wavelength electronic water tester that can test for over 30 different water contaminants with lab quality accuracy at...

A comprehensive Well Driller's Water Test Kit is designed for professional well drillers, homebuilders and do-it-yourself homeowners. An on-site, easy-to-use water quality test kit has everything you need to test your well water. No more bulky equipment to carry, no...