| Also consider models that have an intermittent ignition device IID instead of a standing pilot light | Improving Energy Efficiency After your demand water heater is properly installed and maintained, try some additional to help lower your water heating bills |
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| Remote bathrooms or hot tubs• Installation and Maintenance Proper installation and maintenance of your demand water heater can optimize its energy efficiency | Booster for appliances, such as dishwashers or clothes washers• Here you'll find basic information about how they work, whether a tankless water heater might be right for your home, and what criteria to use when selecting the right model |
Do the following when selecting a contractor:• When a hot water tap is turned on, cold water travels through a pipe into the unit.
| However, although gas-fired tankless water heaters tend to have higher flow rates than electric ones, they can waste energy if they have a constantly burning pilot light | Some energy-saving devices and systems are more cost-effective to install with the water heater |
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| Ask the manufacturer how much gas the pilot light uses for the model you're considering | Request cost estimates in writing• To overcome this problem, you can install two or more tankless water heaters, connected in parallel for simultaneous demands of hot water |
| In contrast, storage water heaters last 10—15 years | For example, taking a shower and running the dishwasher at the same time can stretch a tankless water heater to its limit |
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| Selecting a Demand Water Heater Before buying a demand water heater, you also need to consider the following:• Sometimes, however, even the largest, gas-fired model cannot supply enough hot water for simultaneous, multiple uses in large households | You can also install separate tankless water heaters for appliances -- such as a clothes washer or dishwater -- that use a lot of hot water in your home |
Tankless water heaters can avoid the standby heat losses associated with.
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