If you purchase this water pressure tester we will immediately give you $14.99 in Virtual Dollar$ for the entire value of the pressure tester, including shipping. You can deduct this cost from your Nano H2O filtration system order once you have established your Well Water pressure meets the 40 PSI pressure requirement.

Used to check your home's water pressure to determine if you need our pump system verses the standard 6 stage + UV light unit. Homes with pressure below 40psi will require the pump system for the Reverse oOsomis filtration system to function properly. Simply attach the tester to an outdoor faucet and read the gauge's psi pressure.