A continuous flow internal room sealed water heater never runs out of hot water and will deliver the desired flow rate and energy output capacity relative to the temperature of the incoming water. Our in-house designed and built PCB communicates closely with the incoming water servo, bypass assembly and gas valve to measure, and modulate the unit ensuring the correct temperature and flow is maintained, at all times. Only consuming gas when in operation, achieving an excellent 6.0 Star energy rating. Suitable for cafe’s, Hairdressing salons, Butchers, Laundromats with domestic style top loader machines, Small amenity blocks, Factories and child-care center's.
Gas Type: Natural GAS
Factory Pre-Set Maximum delivery temperature 50°C
Gas Consumption (Hi / Low) MJ/h 210/11
Min operating water flow rate (1.4 L/min)
Flow Rate 25° C/Max: L/min 28/37
Connection Sizes Gas/Hot/Cold 20mm 3/4" BSP
Water controllers can be fitted and interfaced with MECs for superior control
Internal heater has an in-built controller displaying the set water temperature and system status
Propane LP Gas models available
For internal installations only
Never runs out of hot water
Renowned Japanese design, quality and components
Rinnai national after sales support
Refer Accessories category for Flueing components
Refer Download for Specifications & Dimensions
Rinnai HD28IN50 NATURAL GAS 50C Heavy Duty Internal Continuous Flow Hot Water is a commercial room-sealed internal continuous flow system. Always delivering a constant supply of hot water at a stable outlet temperature, no commercial hot water task is too much for the HD28i. Thanks to Japanese quality and continuous design improvements this water heater has an inbuilt controller. It only consumes gas when in operation and achieves an excellent 6.0 Star energy rating. What’s more, the HD28i’s flexible flueing options allow it to be installed virtually anywhere.
Plumbingsales will be closed from Friday 20th December and Re Open Monday 6th January. Orders can still be placed online during closure period and order processing will resume Monday 6th January.
Last stock orders will be dispatched Thursday 19th December before 3.00pm