Considering a switch to a tankless water heater for your mobile home? It’s crucial to choose the right size.
Take a journey with us as we uncover the essentials of capacity and performance so you won’t run out of hot water. Enjoy optimal efficiency and savings!
What Size Tankless Water Heater For Mobile Home?
For a mobile home, the ideal tankless water heater size depends on the combined flow rate of appliances and the desired temperature rise. A unit supporting 4-5 GPM with a 40°F-70°F temperature rise can adequately serve most mobile homes’ needs.
Tankless Water Heater Size Chart For Mobile Home:
| Energy Source | Size (kW or BTU) | Flow Rate (GPM) | Temperature Rise (°F) |
|---|---|---|---|
| Electric | 8 | 1 | 40 |
| Electric | 18 | 2.5 | 40 |
| Electric | 27 | 4 | 40 |
| Electric | 36 | 5.5 | 40 |
| Gas | 120,000 | 2.5 | 40 |
| Gas | 150,000 | 3.5 | 40 |
| Gas | 180,000 | 4.5 | 40 |
| Gas | 199,000 | 5 | 40 |
| Propane | 120,000 | 2.5 | 40 |
| Propane | 150,000 | 3.5 | 40 |
| Propane | 180,000 | 4.5 | 40 |
| Propane | 199,000 | 5 | 40 |
Note: These models are popular options within their respective size categories and are known for their performance and reliability.
Different Types of Tankless Water Heaters for Mobile Homes
There are four main types of tankless water heaters that you can use for your mobile home:
Electric Tankless Water Heaters
Electric tankless water heaters use electricity to heat water as it flows through a heating element. They are easy to install and do not require venting or gas lines.
They are also more environmentally friendly and have lower operating costs than gas or propane tankless water heaters.
Gas Tankless Water Heaters
Gas tankless water heaters use natural gas to heat water as it flows through a burner.
They are more powerful and can provide higher flow rates and temperature rises than electric tankless water heaters.
They can also work well in areas with cold climates and hard water.
Propane Tankless Water Heaters
Propane tankless water heaters use propane to heat water as it flows through a burner.
They are similar to gas tankless water heaters in terms of performance and efficiency.
They can also work well in areas where natural gas is not available or too expensive.
Hybrid Tankless Water Heaters
Hybrid tankless water heaters combine the features of both traditional and tankless water heaters.
They have a small tank that stores hot water for immediate use and a heating element that heats more water on demand.
They are more efficient and reliable than traditional water heaters and can provide consistent hot water without running out.
Selecting the Appropriate Size: An Essential Guide
1. Energy Source Availability
Check the availability of energy sources in your area. It’s crucial for the type of tankless water heater you choose.
There are electric, gas, propane, and hybrid heaters. If you prefer electricity, ensure sufficient and reliable electricity.
For gas or propane heaters, a gas line or propane tank is needed. Check energy source costs too.
2. Water Usage and Demand
Estimate your average hot water usage per day and per hour. Consider the number of residents and hot water appliances. High usage may necessitate a larger heater.
Assess peak demand times as well. Longer, simultaneous usage implies a need for a more powerful heater.
3. Climate and Geographic Location
Consider your area’s climate and location. These affect incoming water temperature and heater performance.
Cold areas require heaters capable of higher temperature rises. Check your area’s altitude and air quality too.
High altitude and poor air can impact gas or propane heater efficiency and safety.
4. Budget Constraints
Budget constraints impact the heater type and size you can afford. Compare initial and operating costs.
Initial costs include heater price and installation fee. Operating costs involve energy and maintenance expenses.
Evaluate the payback period and return on investment to assess long-term savings and profits.
5. Installation and Maintenance Considerations
Examine installation space and location requirements. Check connections and venting systems. Professional installation may be necessary for safety.
Review warranty and service policies. Regular maintenance can extend the heater’s lifespan, and professional service might be needed periodically.
6. Energy Efficiency and Environmental Impact
Check the energy efficiency rating. Higher ratings mean less energy use and more savings. Assess environmental impact.
Lower impact is better for the environment and your health. Electric heaters have higher efficiency but lower environmental impact than gas or propane heaters.
7. Brand and Warranty
Investigate brand reputation and reviews. Seek brands with positive feedback and high ratings. Consider warranty and customer service quality.
A long, comprehensive warranty and responsive customer service are important.
8. Mobile Home Specific Requirements
Ensure your mobile home meets minimum installation standards. Check local codes and regulations.
Obtain necessary permits, inspections, and approvals from local authorities and mobile home managers or associations before installation.
Installation Process and Precautions
Turn Off Utilities
Start by turning off the utilities. You need to turn off the water. Turn off the electricity too. Don’t forget the gas or propane supply.
This avoids risks like electrocution, fire, or explosion.
Choose a Suitable Location
The location must be near the point of use. It needs enough space for connections. It requires good ventilation and proper drainage.
The heater needs protection from freezing and overheating.
Mount the Heater
Securely mount the tankless water heater. Use brackets and screws from the manufacturer. The heater must be level.
It should be secure and at a safe distance from combustible materials. Following the manufacturer’s instructions is essential.
Connect Water Pipes
Next, connect the water pipes. Use fittings and valves from the manufacturer. Ensure connections are tight and leak-proof.
Adhere to the manufacturer’s instructions on pipe size, type, and orientation. Proper tools are essential, like a wrench or a pipe cutter.
Connect Electrical Wires
Connecting electrical wires is a sensitive step. Use terminals and connectors from the manufacturer. Ensure wires are color-coded and polarized correctly.
Following the manufacturer’s instructions on wire size and configuration is crucial. A wire stripper or a screwdriver might be needed.
Connect Gas or Propane Line
Gas or propane connections require precision. Use fittings and regulators from the manufacturer. Ensure a tight, leak-proof connection.
Following the manufacturer’s guidelines on pressure, flow, and safety is important. A gas detector or a manometer may be essential.
Setup Venting System
Venting system setup is crucial for safety. Use ducts and adapters from the manufacturer. Seal and secure them properly.
Adhere to the manufacturer’s guidelines on venting type, size, and length. A drill or a saw might be needed for this step.
Test the Heater
Finally, test your tankless water heater. Turn on all the utilities. Check for leaks, noises, and errors. Fix any issues immediately.
Adjust the settings to your preference. Enjoy your hot water, but stay cautious and alert.
Professional Installation is Advised
Remember, professional installation is advised. A professional plumber or authorized dealer knows best. They follow local codes and regulations.
They ensure safe and proper installation. Hiring a professional avoids damage and serious accidents.
Best Tankless Water Heater For Mobile Home
1. Thermomate Electric Tankless On Demand Instant Hot Water Heater
- [Endless On Demand Hot Water] – Consistent hot water that never runs out when you need it. Continuously detect water temperature and flow rate to ensure efficient heating and stable performance within 1°F of your selected temperature. REQUIRES 2 SET of Double-pole 30AMP Breakers
- [Last Long & No Leaking] – Alloy metal housing & water ports, heating element separated from water tube significantly reducing scale, corrosion and mineral buildup on the element, achieving better performance and low maintenance.
- [Save Money and Space] – Self-modulating technology regulating the amount of energy required to heat water only when you need it with 99% efficient, saving up to 60% on water heating cost comparing to traditional tank water heater. Wall mounted compact size with no water tank, convenient for any spaces, saving floor space and fitting into tight spaces
- [Easy Installation & Safety Protection] – ETL certified with overheating protection, auto stop heating when detecting no water, quality workmanship for leakage protection
- [Installation] – 11 kilowatts at 240V draws max 46amp, 1/2” NPT male ports, 12AWG wire to 2 Double-pole 30AMP breakers, ideal for providing hot water for a bathroom, small sink, office break room and other point-of-use or low-flow applications
2. Noritz NRC66DVNG Indoor Condensing Direct Tankless Hot Water Heater
- Endless hot water
- Can be vented with Schedule 40 PVC Pipe and Fitting
- High Efficiency
- Low Nox
- Remote thermostat & 6′ power cord included
3. Rheem RTEX-24 24kW 240V Electric Tankless Water Heater For Mobile Home
- ON/OFF Dial Control with adjustable digital temperature display
- Self-modulating power control
- 24kW Model Flow Rate: up to 5.9 GPM for RTEX-24
- Bottom 3/4″ NPT water connections
- On demand, consistent and continuous hot water
FAQs About Right Size Tankless Water Heater For Mobile Home
Can I Use A Regular Water Heater In My Mobile Home?
No, you can’t install a regular water heater in your mobile home.
How Powerful A Water Heater Is Compatible With A Mobile Home?
Typically, a mobile home uses 120-volt water heaters to fulfill the demand for a higher amount of hot water.
Do Mobile Homes Require Special Water Heaters?
Following the HUD’s Homeowners’ Center, you can only install a water heater in your mobile home that doesn’t have an adjustable temperature function.
Final words
Choosing the right size for a tankless water heater in your mobile home is crucial for an uninterrupted hot water supply.
Ensure you assess your exact needs, taking your home’s water usage and peak demand into account.
By doing so, you optimize both energy consumption and savings. Remember, a well-informed decision leads to a warmer, more efficient home.
