Gas prices in Western Australia have been climbing steadily, often outpacing electricity tariff increases. For households using gas solely for hot water, the supply charge alone can add hundreds of dollars annually—even before usage costs are factored in. Electric systems, particularly heat pumps, are now cheaper to run in most scenarios. https://austwestplumbing.com.au/should-you-replace-your-old-gas-hot-water-system-perth-homeowners-guide/