How big of a gas line do you need for a pool heater?
How big of a gas line do you need for a pool heater?
| Distance from outlet of | H150 | H250 |
|---|---|---|
| gas valve inlet | Pipe | Pipe |
| 0 to 50 ft. | 3/4″ | 1″ |
| 50 to 100 ft. | 3/4″ | 1″ |
| 100 to 200 ft. | 1″ | 1 1/4″ |
What size gas line do you need for a 400000 BTU pool heater?
You need at least 1.25″ at <50 feet to bring enough gas to that 400k heater. 1.5″ is better. You need 2-3″ WC at the heater. Be sure and have the gas company check the meter to see if its big enough.
What size gas line do I need for 200 000 BTU?
¾-inch
In all cases, a near 200,000 BTU gas appliance will require a minimum of a ¾-inch gas supply line. In specific conditions a ½-inch gas line may be used.
How big of a gas line do I need for a pool heater?
The heater size will also require you to have the correct gas line size, both in diameter and length. For example, if you previously had gas pumping through a 20 foot long, ¾” pipe to a 150,000 BTU heater, an upgraded 400,000 BTU heater would require a larger 1¼” pipe to run gas the same 20 feet.
How big of a gas line do I need for my Jandy pool?
The size of the heater and distance of pipe are the big factors. Here is the manual for my Jandy heater. You can use a smaller pipe if the pressure is increased. This is how my 400k NG heater gas line was run. The gas company installed a high pressure outlet on my meter and they ran it from there. I think it is only 3/4″. Ask your gas plumber!
What’s the efficiency of a gas pool heater?
Note: BTU (British Thermal Unit) is a unit of measurement that measures thermal (heat) energy. Gas pool heaters are rated for BTU input/output and range from 100,000 – 400,000 BTUs. Current pool heaters are 85% to 90% efficient.
How big of a gas pipe do I need for my Pool?
My understanding is that even a “small” pool heater (e.g. 260K BTU) needs at least 1″ or 1.25″ gas pipes and that a 400K BTU heater likely needs 1.5″ pipes.
The heater size will also require you to have the correct gas line size, both in diameter and length. For example, if you previously had gas pumping through a 20 foot long, ¾” pipe to a 150,000 BTU heater, an upgraded 400,000 BTU heater would require a larger 1¼” pipe to run gas the same 20 feet.
The size of the heater and distance of pipe are the big factors. Here is the manual for my Jandy heater. You can use a smaller pipe if the pressure is increased. This is how my 400k NG heater gas line was run. The gas company installed a high pressure outlet on my meter and they ran it from there. I think it is only 3/4″. Ask your gas plumber!
How big is the gas line for my Hayward pool?
Tomorrow morning a contractor will be installing a gas line for my new Hayward H250FDN heater. This is a new heater, my pool never had heating before. The problem: the distance for the new gas line will be about 70-75 feet, and the gas supply is what is “natural gas low pressure”.
My understanding is that even a “small” pool heater (e.g. 260K BTU) needs at least 1″ or 1.25″ gas pipes and that a 400K BTU heater likely needs 1.5″ pipes.