Hot Water Systems · Authorised Supplier
Rinnai Hot Water Systems
Japanese-engineered continuous-flow hot water with industry-leading 12-year warranties. AHHAC is an authorised Rinnai installer.
Japanese-engineered continuous-flow hot water with industry-leading 12-year warranties. AHHAC is an authorised Rinnai installer.
Rinnai pioneered continuous-flow gas hot water and remains the category leader. Their Infinity range is rated for 6+ outlets simultaneously with stable temperature control.
We install the full Rinnai range including Infinity, Builders' Edition, and the Demand Duo storage-and-continuous-flow hybrid.
Japanese engineering quality, 12-year heat exchanger warranty (industry-leading), reliable temperature control even with multiple draws, smartphone integration via MyRinnai app, available with optional pre-heat for instant hot water. They simply work for 20+ years.
Infinity range covers most homes — sized 16, 20, 26 or 32 (litres-per-minute peak flow). Larger Demand Duo combines storage + continuous-flow for very high demand. We'll size based on number of bathrooms and simultaneous use scenarios.
Yes — MyRinnai app integrates with Wi-Fi-equipped models. View energy use, set scheduled temperature changes, get error alerts. Compatible with Google Home and Amazon Alexa.