Many homeowners choose to mount their Rinnai Efficiency and Infinity models externally on a wall or inside a recess box if camouflaging the unit is important. From here, the unit can be readily serviced and doesn’t require a flueing system.
It is important that you select the right unit to deliver the optimum results. Heating capacity requirements are determined by considering how many bathrooms and kitchens there are in your home and also how much simultaneous demand there will be for hot water.