The best water heater for a vacation home therefore isn’t necessarily the same model that would be ideal for a primary residence. The right choice depends on how frequently the property is occupied, whether it is in a freezing climate, whether gas is available, how much electrical capacity is available, and whether the owner wants to manage the system remotely.
Quick Answer: Best Water Heater Technologies for a Vacation Home
| Technology | Best For | Main Advantage | Main Concern |
|---|---|---|---|
| Heat Pump Water Heater | Efficient vacation homes with electrical service | Low operating cost and smart controls | Needs suitable installation space and condensate management |
| Gas Tankless | Frequently occupied vacation homes with natural gas or propane | No large hot-water tank sitting hot while vacant | Gas, venting, freeze protection and installation complexity |
| Electric Storage | Simple installations and moderate budgets | Simple technology and easy replacement | Standby losses during long vacancies |
| Gas Storage | Properties requiring strong recovery and existing gas infrastructure | Good recovery performance | Tank standby losses and combustion requirements |
| Solar Thermal | Sunny properties with suitable solar exposure | Can substantially reduce water-heating energy consumption | More components and greater maintenance requirements |
What We Look For in a Vacation-Home Water Heater
We prioritize characteristics that matter specifically when a property is periodically unoccupied.
- Low standby energy consumption: The heater should not waste large amounts of energy maintaining hot water when nobody is using it.
- Away or vacation mode: A useful control feature for reducing heating during extended vacancy.
- Remote monitoring: Especially valuable when the owner lives far from the property.
- Leak detection: A leak can cause extensive damage when nobody is present to notice it.
- Automatic shutoff: Particularly useful for remotely managed properties.
- Fast recovery: The heater should be able to prepare enough hot water when occupants arrive.
- Freeze protection: Critical for vacation homes in cold climates.
- Serviceability: The system should not require constant attention during periods of vacancy.
- Compatibility with the existing utility infrastructure: Electrical capacity, gas supply, venting and drainage can determine which technology is practical.
Best Heat Pump Water Heaters for a Vacation Home
Heat pump water heaters can be particularly attractive for vacation properties because they consume substantially less electricity than conventional electric resistance heating under suitable operating conditions. Smart controls and larger storage tanks can also help the owner prepare the system before arriving.
1. Rheem ProTerra 80-Gallon Professional Prestige
The Rheem ProTerra 80-gallon model is a strong choice for a vacation home that periodically accommodates several people. Its large tank provides a substantial hot-water reserve while its heat-pump system can operate much more efficiently than conventional electric resistance heating.
Why We Selected It
The large storage capacity is useful when several guests arrive at once, while the smart features and leak protection are particularly valuable for an intermittently occupied property. Rheem’s ProTerra platform also offers strong energy-efficiency performance.
Relevant Certification / Standards
- ENERGY STAR certified configurations are available.
- Designed as a hybrid heat-pump/electric water-heating system.
- Available configurations meet applicable electrical and water-heater safety requirements.
Important Limitations
An 80-gallon unit requires substantially more installation space than a compact tankless system. The heat-pump system also requires suitable surrounding air volume and condensate drainage. Cold installation locations can reduce heat-pump performance.
Who Should Buy It
Buy it if the vacation home has adequate electrical service, sufficient installation space and periodic occupancy by several people.
Who Shouldn’t Buy It
It may not be appropriate for a very small mechanical room, a property with inadequate electrical capacity, or a location where the installation environment routinely falls outside the heater’s suitable operating range.
Maintenance Considerations
Plan periodic inspection of the condensate system, water connections, anode protection and filters or air-path components where applicable. Remote monitoring should not completely replace physical inspections of an unoccupied property.
Retailer Link
Check current availability and configuration from authorized Rheem retailers before purchasing.
2. A.O. Smith Signature 900 80-Gallon Hybrid Electric Heat Pump Water Heater
The A.O. Smith Signature 900 80-gallon hybrid is designed for homeowners who want high storage capacity combined with smart controls and heat-pump efficiency.
Why We Selected It
The large storage capacity is useful for a property that can suddenly transition from zero occupants to a full group of guests. Smart features, leak detection and automatic shutoff capabilities can also provide additional protection when the house is unattended.
Relevant Certification / Standards
- ENERGY STAR certified models are available in the Signature 900 family.
- Hybrid heat-pump/electric operation.
- Designed to comply with applicable water-heater safety and efficiency requirements.
Important Limitations
The 80-gallon configuration requires significant floor space. Electrical requirements must be evaluated before installation, particularly in older vacation properties.
Who Should Buy It
It is a good candidate for owners who want a large reserve of hot water and smart control capabilities in an electrically equipped vacation home.
Who Shouldn’t Buy It
It is not the best choice where space is extremely limited or where the electrical service cannot support the selected configuration.
Maintenance Considerations
Inspect water connections, condensate drainage and the heat-pump air path periodically. The property should still receive physical inspection when it remains vacant for extended periods.
Retailer Link
Verify the exact model and current availability through an authorized A.O. Smith retailer.
3. Bradford White AeroTherm G2 80-Gallon
The Bradford White AeroTherm G2 80-gallon model is another large-capacity hybrid heat-pump option for vacation properties with significant hot-water demand.
Why We Selected It
The 80-gallon capacity provides substantial storage for guest-heavy weekends, while the hybrid operating modes allow the homeowner to prioritize efficiency or recovery according to demand.
Relevant Certification / Standards
- ENERGY STAR certified configurations are available.
- Hybrid heat-pump/electric operation.
- Available with Bradford White’s AeroTherm control and protection features.
Important Limitations
Large heat-pump water heaters need adequate installation space and condensate management. Performance can also vary with ambient temperature.
Who Should Buy It
It is suitable for owners who want a large-capacity heat-pump system from a manufacturer with a strong professional-installation focus.
Who Shouldn’t Buy It
It is not ideal where there is insufficient space, unsuitable ambient temperature or inadequate electrical infrastructure.
Maintenance Considerations
Periodic inspection of the water heater, condensate system and water connections is important, especially because the property may remain unattended for long periods.
Retailer Link
Check availability through an authorized Bradford White distributor or professional installer.
Best Gas Tankless Water Heaters for a Vacation Home
Gas tankless water heaters have an important advantage for intermittent occupancy: there is no large tank continuously storing hot water. They can therefore be particularly attractive when the property already has natural gas or propane and suitable venting.
1. Rinnai SENSEI RU199iN
The Rinnai SENSEI RU199iN is a high-output natural-gas tankless water heater designed for substantial domestic hot-water demand. Its compact wall-mounted design also saves floor space.
Why We Selected It
Its high output and tankless design make it well suited to a vacation property where hot-water demand can change dramatically between zero and several occupants.
Relevant Certification / Standards
- ENERGY STAR certified.
- Ultra-low NOx design.
- Natural-gas indoor configuration.
- High-efficiency condensing operation.
Important Limitations
It requires gas service, appropriate venting, condensate management and electrical power. Freeze protection is important when the building may be vacant in winter.
Who Should Buy It
It is a strong choice for a vacation home with natural gas infrastructure and frequent periods of high guest demand.
Who Shouldn’t Buy It
A property without gas service or one where venting cannot be installed economically may be better served by an electric system.
Maintenance Considerations
Follow the manufacturer’s maintenance schedule, including periodic flushing where required by water conditions. In freezing climates, verify that the manufacturer’s freeze-protection requirements are maintained even when the property is unoccupied.
Retailer Link
Purchase through an authorized Rinnai dealer or qualified installer.
2. Navien NPE-240S2
The Navien NPE-240S2 is a high-efficiency condensing gas tankless water heater capable of producing substantial hot-water flow without maintaining a large storage tank.
Why We Selected It
The combination of high output, compact installation and recirculation capability makes it useful for vacation homes that can have several simultaneous hot-water demands.
Relevant Certification / Standards
- ENERGY STAR certified.
- High-efficiency condensing design.
- CSA certified configurations.
- NSF Standard 5 and low-lead requirements are supported by the platform.
Important Limitations
Installation requires appropriate gas supply, venting, condensate drainage and electrical power. Recirculation can also increase energy use if configured to operate continuously.
Who Should Buy It
It is appropriate for a vacation property with gas service and significant hot-water demand during occupied periods.
Who Shouldn’t Buy It
It is not the simplest option for a property without gas infrastructure or where a tankless venting installation would be difficult.
Maintenance Considerations
Periodic heat-exchanger flushing and inspection are important, particularly in hard-water areas. Freeze protection should be considered whenever the property can become unheated.
Retailer Link
Check current availability through an authorized Navien dealer or professional installer.
3. Rinnai RUR199iN
The Rinnai RUR199iN combines high-output tankless heating with built-in recirculation capabilities, making it useful where occupants expect hot water quickly after arriving at the property.
Why We Selected It
Its high capacity and recirculation capabilities are particularly useful for larger vacation homes where bathrooms and kitchens may be separated by long plumbing runs.
Relevant Certification / Standards
- ENERGY STAR certified.
- High-efficiency condensing gas operation.
- Natural-gas indoor configuration.
Important Limitations
It needs gas, electrical power, venting and condensate management. Recirculation must be configured carefully so that it does not unnecessarily operate while the property is vacant.
Who Should Buy It
It is suitable for vacation properties with multiple bathrooms and long hot-water distribution runs.
Who Shouldn’t Buy It
It may be excessive for a small vacation cottage with only one bathroom and low peak demand.
Maintenance Considerations
Flush and inspect the system according to water quality and manufacturer recommendations. Pay particular attention to freeze protection during seasonal shutdowns.
Retailer Link
Check current availability through an authorized Rinnai dealer or qualified installer.
Best Conventional Electric Storage Water Heaters for a Vacation Home
Conventional electric storage heaters remain attractive because they are comparatively simple and widely supported. However, their main disadvantage in a vacation home is that a tank can continue losing heat while the building is empty.
1. Rheem Gladiator XE50T12CG55U0
The Rheem Gladiator 50-gallon electric water heater provides a practical combination of conventional storage, smart controls and leak protection.
Why We Selected It
The smart functionality and leak-detection features make it more appropriate for an intermittently occupied property than a basic unmanaged storage heater.
Relevant Certification / Standards
- High-efficiency electric storage design.
- Available ENERGY STAR-qualified configurations in the Gladiator family.
- Designed to applicable residential electric water-heater safety standards.
Important Limitations
It still stores and maintains a large quantity of heated water, so standby energy consumption remains relevant during extended vacancy.
Who Should Buy It
It is suitable for a modest vacation home where simplicity, conventional installation and smart monitoring are priorities.
Who Shouldn’t Buy It
Owners who leave the property vacant for very long periods and want to minimize standby energy use may prefer a heat-pump or tankless solution.
Maintenance Considerations
Inspect the tank, water connections, temperature-and-pressure relief valve and leak-detection components periodically.
Retailer Link
Check current availability through an authorized Rheem retailer.
2. Rheem Gladiator XE50M12CG45U0
This 50-gallon Gladiator configuration offers a conventional electric storage approach with smart monitoring and leak-protection features.
Why We Selected It
It offers a relatively straightforward installation while retaining features that can be useful when the home is remotely managed.
Relevant Certification / Standards
- High-efficiency electric storage design.
- Gladiator smart-control platform.
- Residential safety and efficiency requirements applicable to the configuration.
Important Limitations
The tank continues to experience standby losses when the vacation home is empty.
Who Should Buy It
Buy it when conventional electric infrastructure and simple serviceability are more important than achieving the lowest possible standby energy use.
Who Shouldn’t Buy It
It is less attractive for properties that remain vacant for weeks at a time.
Maintenance Considerations
Inspect the tank and connections regularly and verify that remote monitoring and leak-protection features remain operational.
Retailer Link
Check current availability through an authorized Rheem retailer.
3. A.O. Smith E6-50H45D-TTP
The A.O. Smith 50-gallon conventional electric water heater represents the simpler end of the vacation-home market.
Why We Selected It
Its conventional electric design can make installation and servicing straightforward, particularly where similar equipment is already installed.
Relevant Certification / Standards
- Residential electric storage water-heater design.
- Designed to applicable electrical and plumbing safety requirements.
Important Limitations
It lacks some of the remote-management advantages of more advanced smart hybrid systems. Standby losses also remain an important consideration during extended vacancy.
Who Should Buy It
It can make sense for a basic vacation property where low purchase complexity and conventional servicing are priorities.
Who Shouldn’t Buy It
It is not the first choice for a remotely managed premium vacation property where leak alerts, remote control and energy optimization are important.
Maintenance Considerations
Inspect the tank and plumbing periodically and follow the manufacturer’s recommendations for flushing and anode maintenance.
Retailer Link
Check current availability through an authorized A.O. Smith retailer.
Best Gas Storage Water Heaters for a Vacation Home
Gas storage water heaters can deliver strong recovery and work well with existing gas infrastructure, but they retain the fundamental disadvantage of keeping a tank of hot water available during vacancy.
1. Rheem Maximus 50-Gallon
The Rheem Maximus is a high-efficiency gas storage platform with smart features, leak detection and strong recovery capabilities.
Why We Selected It
It provides a useful combination of high recovery, smart monitoring and leak protection for a vacation property that can experience heavy demand when occupied.
Relevant Certification / Standards
- High-efficiency gas storage platform.
- Available configurations with ENERGY STAR qualification.
- Designed for natural-gas or propane applications depending on model.
Important Limitations
It still maintains a storage tank, resulting in standby energy use. Gas, venting and combustion-air requirements also complicate installation.
Who Should Buy It
It is suitable when an existing gas-water-heater installation is being replaced and strong recovery is important.
Who Shouldn’t Buy It
It may not be ideal when the property remains empty for long periods and minimizing standby consumption is the highest priority.
Maintenance Considerations
Periodic inspection of the burner, venting, tank, relief valve and water connections is important. Vacation properties should not be left unattended indefinitely without appropriate inspection arrangements.
Retailer Link
Check current availability through an authorized Rheem retailer or professional installer.
2. Rheem Maximus Heavy Duty 75-Gallon
The 75-gallon Maximus Heavy Duty configuration is designed for properties that can experience exceptionally high hot-water demand.
Why We Selected It
Its large capacity and strong recovery capability make it useful for a large vacation property with many guests arriving simultaneously.
Relevant Certification / Standards
- High-efficiency gas storage design.
- Heavy-duty commercial-style construction features for demanding residential applications.
- Applicable gas appliance safety standards.
Important Limitations
A 75-gallon tank is physically large and can waste substantial energy during prolonged vacancy. Installation also requires appropriate gas and venting infrastructure.
Who Should Buy It
It is appropriate for a large vacation property with unusually high peak hot-water demand.
Who Shouldn’t Buy It
It is excessive for a small vacation cottage or a property occupied only by a few people.
Maintenance Considerations
Professional inspection of combustion, venting and tank components should be scheduled regularly.
Retailer Link
Check availability through an authorized Rheem distributor or professional installer.
3. Rheem XG50S12DM40U0
The Rheem XG50S12DM40U0 is a conventional 50-gallon gas storage option that can be considered where an established gas-water-heater installation is already present.
Why We Selected It
Its conventional architecture makes it familiar to many installers and can simplify replacement in an existing vacation property.
Relevant Certification / Standards
- Residential gas storage water-heater design.
- Designed to applicable gas appliance and water-heater safety requirements.
Important Limitations
It does not eliminate tank standby losses, and it does not provide the same level of smart remote management as premium connected systems.
Who Should Buy It
It is reasonable for a straightforward vacation-home replacement where existing gas and venting infrastructure already exists.
Who Shouldn’t Buy It
It is less attractive for a highly automated vacation property where remote monitoring and energy optimization are priorities.
Maintenance Considerations
Inspect the burner, venting, tank and relief valve periodically and maintain the installation according to the manufacturer’s instructions.
Retailer Link
Check current availability through an authorized Rheem retailer.
Best Solar Thermal Water Heaters for a Vacation Home
Solar thermal water heating can be attractive for vacation properties with strong solar exposure, particularly where the home is used during sunny periods. However, a solar thermal installation is more complex than a conventional water heater and requires careful consideration of stagnation, freeze protection and periods of non-use.
1. Rheem SolPak RS120-64BP
The Rheem SolPak RS120-64BP combines solar thermal collectors with a large storage tank and backup heating. Its large storage capacity can be useful for vacation homes with substantial guest demand.
Why We Selected It
The large storage volume and solar thermal design make it attractive where solar exposure is strong and the property has enough space for a properly engineered solar-water-heating system.
Relevant Certification / Standards
- OG-100 certified solar collectors.
- OG-300 certified solar water-heating system.
- ENERGY STAR-qualified system configurations.
Important Limitations
Solar thermal systems require additional components such as collectors, pumps, controls and protection equipment. Seasonal vacancy requires proper freeze and stagnation management.
Who Should Buy It
It is best suited to owners with excellent solar exposure who are willing to maintain a more complex water-heating system.
Who Shouldn’t Buy It
It is not ideal for shaded properties, very small vacation homes or owners seeking a simple plug-and-play installation.
Maintenance Considerations
Collectors, pumps, controls, heat-transfer fluid and valves should be inspected according to the system design. Seasonal shutdown procedures must be followed where freezing is possible.
Retailer Link
Purchase and installation should be arranged through a qualified solar thermal professional.
2. Rheem SolPak RS80-48BP
The RS80-48BP is a smaller SolPak configuration that can suit vacation properties with moderate hot-water demand and suitable solar exposure.
Why We Selected It
Its smaller storage capacity can provide a better match for a moderately sized vacation property than an oversized solar thermal system.
Relevant Certification / Standards
- OG-100 certified collector technology.
- OG-300 certified system configuration.
- Solar thermal storage with backup heating.
Important Limitations
System performance depends strongly on climate, solar exposure, collector orientation and hot-water consumption.
Who Should Buy It
It is suitable for a moderately occupied vacation property in a sunny location where a complete solar thermal installation is practical.
Who Shouldn’t Buy It
It is not appropriate where solar exposure is poor or where the property owner wants minimal system complexity.
Maintenance Considerations
Inspect collectors, circulation components, controls and heat-transfer fluid periodically. Follow appropriate winterization procedures where necessary.
Retailer Link
Consult a qualified solar thermal installer for system sizing and current availability.
3. Rheem SolPak RS80-40BP
The RS80-40BP is another smaller solar thermal configuration that can be considered for vacation homes with moderate demand.
Why We Selected It
It offers the potential to use solar thermal energy while maintaining a smaller storage configuration than larger SolPak systems.
Relevant Certification / Standards
- OG-100 certified collector technology.
- OG-300 certified solar thermal system configuration.
- Integrated backup heating architecture.
Important Limitations
Solar availability is variable, and a vacation property may have long periods when the system generates heat without meaningful hot-water demand. Proper system design is therefore particularly important.
Who Should Buy It
It is appropriate for owners who specifically want solar thermal water heating and have adequate solar exposure.
Who Shouldn’t Buy It
It is not a good choice for shaded locations or owners who want the simplest possible water-heating installation.
Maintenance Considerations
Inspect the collectors, circulation system, controls and heat-transfer fluid. Follow the manufacturer’s seasonal shutdown and freeze-protection procedures.
Retailer Link
Consult a qualified solar thermal installer for sizing, availability and installation.
Vacation Home Water Heater Comparison
| Technology | Long Vacancy | Guest Arrival Recovery | Remote Management | Freeze Concern | Overall Vacation-Home Fit |
|---|---|---|---|---|---|
| Heat Pump | Excellent with proper away mode | Good | Excellent on smart models | Important | Excellent |
| Gas Tankless | Excellent | Excellent | Good | Very important | Excellent |
| Electric Storage | Fair | Good | Good on smart models | Important | Good |
| Gas Storage | Fair | Excellent | Model-dependent | Important | Good |
| Solar Thermal | Variable | Good with adequate storage and backup | System-dependent | Important in cold climates | Good for suitable properties |
Vacation-Home Water Heater Buying Guide
How Long Will the Property Be Vacant?
A house occupied every weekend has a different requirement from one occupied only during summer holidays. The longer the vacancy period, the more important standby losses and remote management become.
For extended vacancy, a water heater with an effective away mode can be substantially more attractive than a conventional system that continuously maintains full tank temperature.
Can You Control the Water Heater Remotely?
Remote control can allow an owner to monitor the water heater, identify faults and prepare the system before arriving.
However, remote control should not be confused with complete property management. A remote water-heater alert cannot detect every plumbing problem in the house.
Should You Use a Tankless Water Heater?
Tankless systems have a natural advantage for intermittent occupancy because they do not continuously store a large quantity of hot water. Gas tankless systems are particularly attractive where natural gas or propane is already available.
The trade-off is greater installation complexity involving gas piping, venting, condensate and freeze protection.
What About a Heat Pump Water Heater?
A heat pump water heater can be an excellent vacation-home choice when electricity is available and the installation space is suitable. A larger tank can provide a useful hot-water reserve when guests arrive, while heat-pump operation can reduce energy consumption during normal operation.
The owner should verify the unit’s operating temperature range and the manufacturer’s requirements before installing it in an unconditioned garage or other space that can become very cold.
What About Winterization?
Vacation homes in freezing climates require special planning. Simply turning off the water heater does not necessarily protect the home’s plumbing.
If the entire property is winterized, the procedure may involve shutting off the water supply, draining vulnerable plumbing, protecting pipes and following the water-heater manufacturer’s instructions.
For tankless systems, particular attention must be paid to residual water in the heat exchanger and piping. For storage systems, the manufacturer’s shutdown procedure should be followed rather than improvising a drain-and-restart procedure.
Should You Turn the Water Heater Off When Leaving?
There is no single answer for every property. The appropriate procedure depends on the water heater, climate, plumbing system and duration of vacancy.
For a short absence, an away or vacation mode may be preferable to completely shutting down the system. For a long seasonal absence in a freezing climate, complete property winterization may be more appropriate.
Why Leak Protection Matters More in a Vacation Home
A small leak in a permanently occupied house may be discovered quickly. The same leak in an empty vacation property can continue for days or weeks.
For that reason, leak detection, automatic water shutoff and remote alerts deserve greater weight in a vacation-home purchase than they would in an ordinary water-heater comparison.
Our Overall Verdict
For most electrically equipped vacation homes, a smart heat pump water heater is one of the strongest overall choices. It combines high efficiency, substantial storage and useful smart-management features.
For vacation homes with natural gas or propane and high intermittent demand, a gas tankless water heater can be even more attractive. Its lack of a large continuously heated storage tank is particularly useful during long periods of vacancy.
Conventional electric and gas storage heaters remain practical when simplicity, existing infrastructure or purchase cost is the priority. Their main disadvantage is standby energy consumption while the property is empty.
Solar thermal can be excellent for a suitable sunny property, but it requires more careful engineering and maintenance. It should be considered as a complete system rather than simply replacing one conventional water heater with another.
The final choice should be based on four questions: How long is the home vacant? What is the climate? What utilities are available? And how much remote monitoring and protection does the owner want?
About the Author
ManBearPig is a part-man, part-bear, part-pig creature and a full-time expert on global warming—mostly because he has personally experienced the consequences of being extremely, extremely, super cereal.
When he isn’t roaming the wilderness, terrorizing unsuspecting humans, or demanding that people take climate change seriously, ManBearPig studies rising temperatures, melting ice, extreme weather, carbon emissions, and other inconvenient signs that the planet may not be particularly happy with us.
His research philosophy is simple:
“I’m super cereal.”
ManBearPig believes climate change is too important to discuss without facts—and too ridiculous to discuss without a little humor. Through this website, he explores global warming, climate science, environmental changes, energy, and the strange ways humans respond when their own planet starts sending them warning signals.
He has no university degree, no laboratory, and absolutely no intention of becoming a respectable academic.
But he does have hooves, claws, a snout, and an unusually strong opinion about melting ice.