# Free Hot Water Tools & Calculators | Hot Water System Perth

> Free hot water calculators and quiz for Perth homes: size a new system, compare running costs, and find the right service for your situation.

URL: https://perthhotwatersystem.com.au/tools/

Free tools

# Free Hot Water Tools & Calculators

Get an instant estimate before you call. Size a new system, compare running costs, or answer a few quick questions to find the right service for your situation.

Calculator

## Hot Water System Size Calculator

Work out the storage size or continuous flow rating you need before you buy.

Try it now →

[Hot Water System Size Calculator →](/tools/water-heater-size-calculator/)

Quiz

## Hot Water Service Finder

Answer a few quick questions and we'll point you to the right hot water service.

Try it now →

[Hot Water Service Finder →](/tools/hot-water-service-finder/)

Calculator

## Hot Water Running Cost Calculator

Compare what your hot water system costs to run each year, and see the potential savings of switching to heat pump or solar.

Try it now →

[Hot Water Running Cost Calculator →](/tools/energy-cost-estimator/)

Still not sure?

## Talk to a licensed Perth plumber

Call 08 6243 6734

[tel:+61862436734 →](tel:+61862436734)