Guides

Buying guides, fitment references and straight answers for hot water systems and spare parts in Australia. Written for people who actually own and maintain their systems.

Tempering Valves and the 50 Degree Rule at Australian Bathroom Outlets

Why Australian bathroom outlets are capped at 50C, how a tempering valve blends a deliberately hot tank down to safe, and the signs yours is failing.

5 min read

The Sacrificial Anode: The Cheap Rod That Decides Whether Your Tank Lasts Ten Years or Five

Inside every enamel-lined hot water tank sits a rod designed to dissolve so the steel does not. Most Australian tanks die because nobody ever looked at it.

5 min read

Your PTR Valve Is Dripping: What That Actually Means, and Why You Never Plug It

Some discharge from a hot water relief valve is normal and some is a warning. Learn to tell them apart, and understand why capping the line is never an option.

5 min read

No Hot Water? How Elements and Thermostats Fail, and How to Tell Which One Did

Cold showers, lukewarm water or hot water that runs out in five minutes each point at a different fault inside an electric tank. Here is how to read the symptoms.

5 min read

Heat Pump Hot Water: How It Actually Works, What It Costs to Run, and What It Needs Around It

A heat pump moves heat rather than making it. What that does to your power bill, plus siting, noise, condensate, backup elements and running it on solar.

5 min read

Electric, Gas, Heat Pump or Solar: Picking a Hot Water System in Australia

The four hot water technologies Australian homes actually run, compared on running cost, install requirements, space, climate and lifespan, so you choose once.

6 min read

Continuous Flow or Storage? Sizing Hot Water by Litres Per Minute and Household Size

Litres in a tank and litres per minute at the tap answer different questions. How to size storage and continuous flow properly for an Australian household.

5 min read

Buying a Second Hand or Ex-Display Hot Water System: What to Check Before You Hand Over Cash

Data plates, tank age, anode condition, valve gear and warranty transfer: the inspection that separates a genuine ex-display bargain from someone else's dying tank.

6 min read