Cooling Tower Water Treatment Calculator

Calculates chemical dosing and blowdown requirements for cooling tower water treatment.

Tower recirculation flow.
GPM
Typically 0.08% per °F range.
%
Target COC (2-6 typical).
Total dissolved solids.
ppm

Results

Evaporation Loss-GPM
Blowdown Required-GPM
Total Makeup Water-GPM
Tower Water TDS-ppm
References: ASHRAE HVAC Systems and Equipment, CTI Guidelines