Hot Water Calculators & Tools
Make informed decisions about your hot water system. Use our free calculators to estimate costs, usage, and potential savings.
Water Usage Calculator
Estimate your household water usage and monthly costs. Identify opportunities to save water and money with efficient fixtures.
Hot Water Energy Cost Estimator
Calculate the running costs of different hot water systems. Compare heat pump, gas, electric, and solar options.
Need Expert Advice?
Our calculators provide estimates, but every home is different. Get a free, personalised assessment from our hot water specialists.
Why Use Our Calculators?
Data-Driven Decisions
Get accurate estimates based on Australian standards and local Perth conditions.
Find Savings
Identify opportunities to reduce your water and energy bills with efficient systems.
Compare Options
Understand the running costs of different hot water system types before you decide.