On average however a gas heater costs around 200 to 400 a month to run.
Gas pool heater cost to run.
That means an average pool heater between 300 000 and 400 000 btu s will cost anywhere from 3 30 to 4 40 per hour to heat your pool.
Currently natural gas runs about 1 00 per therm natural gas prices do fluctuate so keep an eye on this site showing the cost of natural gas per state.
As you can probably tell this pool heater uses 2 therms per hour.
So the magic number based on the most common 400 000 btu pool spa heater is 6 68 per hour in gas cost to run your heater.
The heat pumps is one of the cheapest based on operation cost.
A 300 000 btu heater uses 3 therms per hour and so on.
In our example 1 hour on natural gas will cost 4 00.
How long it takes has many more factors and that topic is for another blog article.
You can buy it at around 2000 to 4000 but the heated pool price is worth it as the operation cost is just around 50 to 150.
Cost to run gas pool heater a natural gas pool heater is likely to use about 1 therm per hour for a 100 000 btu unit.
The size of your pool also matters with larger pools costing more to heat than smaller ones.
Select the btu rating of the heater.
At the time of this article the cost of gas is about 1 10 per therm.
For a typical 400 000 btu pool heater that s 4 therms per hour.
So the magic number based on some pretty popular averages is 5 per hour to heat the pool and 5 an hour to heat the spa.
If using a 400 000 btu unit it will be 4 therms per hour.
The gas heater can be purchased at 1500 with the same operating cost as the electrical resistance heater.
4 therms an hour x 1 20 4 80 per hour.
Electric heat pumps cost.
Keep in mind we re not talking about how long it takes but how much it costs.