Explore our free tools and guides to help you plan your solar and water treatment systems.

Solar System Sizing Calculator

Calculate the ideal solar PV system size for your home or small business based on your location, energy usage, and roof details.

Solar Water Pump Sizer

Size a solar-powered water pump for boreholes, irrigation, livestock or household use with interactive map and cost estimate.

Check whether your borehole yield meets daily demand and size the right storage tank for farms, schools, hospitals and estates.

Size a battery backup system for household or commercial loads: daily energy, battery capacity, inverter and solar array.

Estimate daily water demand for homes, apartments, hotels, schools and hospitals to size tanks, pumps and RO systems.

Calculate exact dosing for chlorine, sodium hypochlorite, NaOH, citric acid and antiscalant by tank volume or flow rate.

Searchable tables for pipe flow, cable sizing, solar irradiance, pump heads, water chemistry, WHO/KEBS standards and RO data.