Hydronic Heating & Cooling Specialists
Hot Water Systems · Authorised Supplier

Rheem Hot Water Systems

Australian-made since 1939, Rheem is the country's most-installed hot water brand. AHHAC is a long-standing authorised supplier with full warranty backing.

Rheem logo

Rheem manufactures the broadest hot water range in Australia — gas storage, gas continuous-flow, electric storage, heat pump and solar thermal. Their factory in Rydalmere has been making hot water tanks since 1939.

We hold full Rheem stock at all six showrooms, can deliver and install same-day in most metro areas, and handle all warranty claims directly.

Key benefits

  • Same-day replacement (metro areas)
  • 10–12 year warranties
  • Australian-made since 1939
  • Full Rheem range stocked
  • AU rebate paperwork handled
  • Compatible with Rheem MetroMax controllers
FAQs

Common questions

Why choose Rheem?

Australian-made since 1939, broadest hot water range in the country, 10–12 year tank warranties, robust against AU water conditions, parts always in stock (we hold full Rheem stock at all six showrooms). Long-standing AHHAC supplier relationship means we get priority warranty service.

Which Rheem range suits me?

Storage gas (Stellar, Optima): traditional reliable. Continuous-flow gas (Metro): never run out. Heat pump (AmbiHeat): lowest running cost. Solar (Loline, Premier): lowest running, qualify for rebates. We'll spec based on household, fuels and budget.

Are Rheem heat pumps any good?

Yes — the AmbiHeat range delivers COP 4+ in Australian conditions, 10-year tank warranty, STC rebate eligible. Comparable performance to imported brands at competitive pricing with full Rheem service network.

Reviews

Trusted by homeowners, builders and strata across Australia

Rated 5-star across NSW · ACT · VIC · QLD

"AHHAC delivered our 22-zone underfloor system on time, on budget and to spec. The crew were tidy, the documentation was thorough, and the commissioning was textbook."

David Chen
Custom Builder · Mosman, NSW

"We've worked with AHHAC for 17 years. They've installed and serviced our hot water plant across three commercial buildings — and they pick up the phone on weekends."

James Holloway
Strata Manager · Melbourne CBD

"Three mobs quoted us; AHHAC's design was the only one based on a proper heat-loss calculation. The system runs beautifully — the others would've been oversized and expensive."

Janelle Smith
Homeowner · Robina, QLD