Gauges and Meters

Air pressure gauge for reverse osmosis water accumulator tanks - Specially calibrated for reverse osmosis system tanks. Scale from 1 to 20 PSI. Large scale reading over small PSI range allows optimum accuracy. Just like car tires lose air pressure, so does the bladder of your reverse osmosis water accumulator tank. Improper tank air pressure will cause your system to operate improperly. This is a must for all reverse osmosis system owners. Learn More

Tank pressure meter kit for reverse osmosis system. SG-100 2 1/2" dry meter. Range 0-100 PSI. Includes Tee and hex nipple for tank valve installation. Tank shut off valve optional. Easy installation. Learn More

Reverse Osmosis membrane pressure meter kit - Add this kit to your standard reverse osmosis system membrane housing to determine the incoming water pressure that is being applied to the RO membrane. This is a great way to monitor the pressure on the membrane. Easy installation. Learn More