Gas Continuous Hot Water Systems

Are continuous hot water systems what you are looking for?

Duncan’s Plumbing Heating & Air Conditioning can help with that!

We can supply and install the best of the best continuous hot water systems to your home any time anywhere.

Unparalleled in performance, the Rinnai Infinity series is our go-to when speaking continuous hot water. These units suit 1-2-bathroom homes for the best efficiency; however, during the warmer months, they can work with up to 3 bathrooms. These powerful pocket rockets will keep your money in your wallet as the unit consumes no energy until a tap is in use! They all have an outstanding 6-star energy efficiency rating.

 

Why choose the continuous hot water system?

  • Continuous hot water systems provide a high energy efficiency.
  • Continuous hot water systems provide an infinite supply of hot water.
  • Continuous hot water systems are compact in size therefor saving space.

Continuous Hot Water Systems that Duncan’s Plumbing Heating & Air Conditioning can provide:

Rinnai Infinity 16, 20, 26 and 32 :

Rinnai Infinity 16, 20, 26 and 32

  • 6/7 Star energy efficiency rating
  • Precise temperature control for safety and convenience
  • LPG or Natural gas models available
  • NEVER runs out of hot water!
  • Status operation monitor
  • low runnings costs, low greenhouse gas emissions
  • 25 year Extended Heat exchanger warranty


Rheem Continuous Flow

Rheem Continuous Flow

Rheem Continuous Flow offers a flow rate for every size home, from 18-27L. Remote temperature controllers enable greater control for family safety, and up to 40L/Minute is possible with Rheem’s EZ Link system.

  • Never runs out of hot water: Ensures uninterrupted supply.
  • Compact, space-saving models: Fits in small spaces.
  • 10-year warranty on heat exchanger: Ensures long-lasting reliability.
  • Remote temperature controllers for extra safety: Provides additional safety measures.
  • Rheem Flamesafe overheat protection: Ensures safety.
  • Rheem EZ Link system: Allows for higher flow rates.
Rinnai Infinity

Rinnai Infinity

The Rinnai Infinity Continuous Flow systems are high-performance units designed for significant users of hot water.

  • Never runs out of hot water: Ensures continuous supply.
  • Compact, space-saving design: Fits in small spaces.
  • 10-year warranty on heat exchanger: Ensures long-lasting reliability.
  • Indoor model available on the 26L model: Provides installation flexibility.
Rinnai Infinity Plus

Rinnai Infinity Plus

    The Rinnai Infinity Continuous Flow systems are high-performance units designed for significant users of hot water.

  • Never runs out of hot water: Ensures continuous supply.
  • Compact, space-saving design: Fits in small spaces.
  • 12-year warranty: Longer warranty period for added peace of mind.

Selecting The Right System For Your Home:

Size Guide

You can select the right capacity Rinnai Infinity B for your current hot water needs or for future needs as your family and demand for hot water grows

Applicable Models Infinity B12 Infinity B16 Infinity B20 Infinity B26 Infinity 28i Infinity 32
No. of shower outlets* Warm Climate 1 1 1–2 1–3 1–3 2–4
No. of shower outlets* Cool Climate 1 1 1 1–2.5 1–2.5 2–3

Sizing assumes AAA or 3 star outlets. For non WELS rated or WELS rated fixtures with higher flow outlets(AA,A or 2 star, 1 star rated). a larger size
appliance or additional appliance may be required to deliver adequate performance. This is a guide only, special site and location factors may affect
this. Half a shower outliet refers to a guest shower or powder room that is not used all the time. For more information, consult with your hot water
specialist.

Hot Water Operating Cost Comparison

Rinnai Infinity B Continuous Flow systems deliver a superior hot water solution through advanced energy-efficient technology. Compared to traditional storage systems, they offer substantial space savings and eliminate standby heat losses by heating water only on demand. This results in lower long-term operating costs and improved overall system efficiency. The combination of performance, reliability, and cost-effectiveness makes continuous flow the smart choice for modern hot water delivery.

Hot Water System Annual Energy Cost
1 Person (50 Litres per day)* 2 People (90 Litres per day)* 3 People (120 Litres per day)* 4 People (150 Litres per day)*
Continuous Flow Technology Natural Gas $235 $400 $530 $655
4 Star Gas Storage Tanks Natural Gas $445 $575 $680 $780
5 Star Gas Storage Tanks Natural Gas $385 $510 $605 $700