Standards-compliant calculators for cooling tower technicians in NZ & Australia. Free, no signup required. Works on mobile.
Check IRD for your bracket.
10–20% is typical for a sole trader.
Dedicated calculators for cooling tower technicians. Bookmark the ones you use most.
Calculate blowdown rate, makeup water and drift losses from evaporation rate and cycles of concentration.
CoC from conductivity readings with low/acceptable/high status. Optimise blowdown and chemical costs.