Tools
Free calculators, built by engineers.
Seven sizing + ROI + triage tools for pumps, blowers and water industry. Authorised Wilo Mather & Platt, Kirloskar, Rotomac and Everest.
- No signup
- Instant results
- Since 1949
Choose a tool
Pick what you need right now.
Most used
Pump Sizing Calculator
Flow + head + fluid → pump type, brand and motor rating.
Blower Sizing Calculator
Airflow + pressure → twin-lobe / helical screw / turbo + motor kW.
Fire Pump Package Builder
Building + floors + sprinklers → NFPA 20 package with brand.
PC Pump Stator Selector
Fluid + temp + solids → NBR / EPDM / FKM elastomer match.
ETP Aeration Calculator
Tank + BOD + inflow → airflow + pressure + blower type.
Pump Energy Audit
Current pump cost → high-efficiency upgrade payback.
Pump Fault Finder
Symptom → likely causes + first check + dispatch.
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