Waiting hours for warm water can take the fun out of owning a hot tub. SUPA Heater offers a faster way to heat your tub, using powerful propane heating to help you spend less time waiting and more time soaking.
From 68°F to 104°F in 53 Minutes
In a bench test, SUPA Heater heated 264 gallons (1,000 liters) of water from 68°F to 104°F in 53 minutes.
With a rated heat output of 105,800 BTU/hr, SUPA Heater is designed to heat your hot tub water quickly without relying solely on a standard plug-in spa heater.
Actual heating times vary depending on your tub's water volume, starting temperature, target temperature, and outdoor conditions.
What Affects Your Heating Time?
Three key factors determine how quickly your hot tub heats up:
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Water volume: Larger tubs require more energy to heat.
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Starting temperature: Colder water takes longer to reach your target temperature.
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Weather conditions: Air temperature and wind can affect heat loss during heating.
For the best estimate, consider your tub's size and the temperature difference you need to achieve.
Estimate Your Heating Time and Cost
Want to know how SUPA Heater could work for your hot tub?
Use our heating calculator to estimate your heating time, propane consumption, and cost based on your tub volume, water temperature, and local propane price.
CALCULATE YOUR HEATING TIME & COST →
Spend Less Time Waiting. More Time Soaking.
If you're looking for a more flexible way to heat your hot tub, SUPA Heater offers a propane-powered alternative to relying solely on built-in electric heating.
Want to Know More?
Explore our guides to find the answers you need before getting started.
Ready for a new way to heat your hot tub?
