How much natural gas does it take to heat a gallon of water?
How much natural gas does it take to heat a gallon of water?
It takes 667 ¸ 59\% = 1131 BTU’s to heat a gallon of water with gas. One therm is 100,000 BTU’s. One BTU is 0.00001 therms.
How much gas does it take to heat 40 gallons of water?
At $1.42/therm, it costs 0.356 x $1.42 = $0.51 to heat a 40-gallon tank. MHLA also says it takes 3.3 therms to keep 11 gallons hot for one month.
How many BTUs does it take to heat a gallon of water?
8.33 BTU
A British Thermal Unit (BTU) is a measurement of heat energy. One BTU is the amount of heat energy required to raise one pound of water by 1ºF. Water weighs 8.33 pounds per gallon so we can calculate that one gallon of water requires 8.33 BTU to raise the temperature 1ºF.
How much natural gas does a hot water heater use?
Typically, a hot water heater that uses a tank will run for three to five hours per day. So, a 4,000-watt heater used for three hours a day at $. 10 per kWh will cost $1.20 per day, about $36.50 per month, or $438 per year.
How many BTU does it take to heat 6000 square feet?
How Many Square Feet Will 4,000 – 80,000 BTU Heat?
| Heating Capacity | Square Footage(Hot Climate) | Square Footage(Moderate Climate) |
|---|---|---|
| 4,000 BTU | 130 sq ft | 85 sq ft |
| 5,000 BTU | 160 sq ft | 110 sq ft |
| 6,000 BTU | 200 sq ft | 130 sq ft |
| 9,000 BTU | 300 sq ft | 200 sq ft |
How long does it take a 50 gal gas water heater to heat up?
Gas Hot Water Heater Recovery Water coming into a 50-gallon tank at 40 degrees takes just 53 1/2 minutes to reach 120 degrees. For 60-degree water entering the tank, calculate about 40 minutes needed for the water to reach the 120-degree temperature. For 70-degree water, it would take 33 minutes.
How long does it take a 40 gallon gas water heater to heat up?
between 30 and 40 minutes
While they can vary in size, the most common size of water heater is 40 gallons, which is what we’ll be using here when talking about how fast they work. The bigger the heater, the longer they take to heat up the water. The average gas heater takes between 30 and 40 minutes to fully heat up the water in its tank.
How many BTUs can one gallon of water absorb?
1,251 BTUs
The answer then is 1 gallon of water will absorb 1,251 BTUs going from ambient temperature (assumed to be 62o F) to 212o F.