How Long Does It Take To Heat A Pool With A Propane Heater. Once up to temperature, the pool heater will automatically keep the water at just the right temperature. As an aside, i always used about a 250,000 btu heater on everything,.
Sized correctly, a propane pool heater can take your pool from freezing to balmy in just a few days. A gas heater can quickly heat your pool between 1 and 3 degrees per hour. As an aside, i always used about a 250,000 btu heater on everything,.
166,600 x 20 = 3,332,000 btus needed to heat the water 20 degrees.
The job of the pool heater is to replace the heat loss that occurs across the surface, and so the surface size of the pool and the average outdoor temperature are the most crucial factors that a professional installer needs to consider. 166,800/125,000= 1.33 hrs to increase 1 degree. So now you know some factors that affect your swimming pool s or spa s required heating time. Overall, a heat pump usually requires between 24 and 72 hours to heat a swimming pool by 20°f (11°c) and between 45 and 60 minutes to heat a spa by 20°f (11°c).