If you have a 25 000 gallon pool and you want the water to turn over once every eight hours.
30000 gallon pool pump.
This number is measured in gallons per minute gpm and is called the flow rate.
A heat pump with capacity of 130 000 btu hour will take about 48 hours to heat the 30 000 gallon 20 x 40 pool in the examples above and would need a cover to be able to maintain the temperature.
One of the two main specs for determining the pool pump size you need.
30 000 gallons 24 hours 1250 gallons hour 1250 gallons hour 60 minutes 20 8 gallons minute gpm.
Solar pool heaters are a different kettle of fish.
The intex 28633eg is the cheapest pool pump on our list.
If a pool is 35 000 gallons and we want a turnover rate of 8 hours our equation would look like this.
That number is the gallons per minute that your pump.
We need to circulate 30 000 gallons of water every 24 hours but remember a pump has specifications of gallons per minute gpm now convert that to gpm.
With two turnovers per day your minimum flow rate comes to 20 8 gpm.
Most pools in the 30 000 gallon range will use a 24 inch sand filter or a 500 1000 series cartridge or a 22 24 inch de filter and 1 5 hp max rate pump.
Sure it s can t compete with the premium swimming pool pumps on the list but if you re looking for a budget option this is the one for you.
Now that we have the minimum and maximum flow rates for your pool setup put them together to get to your flow rate range.
Pool volume in gallons turnover rate in minutes flow rate.
To find the perfect pump for your pool you must find the pump that can accomplish this feat.
So let s say you have a 15 000 gallon inground pool.
These models generally cost about 1 000 more than the plain heating models.
Determine the total amount of gallons your pool holds and divide that by 8 then divide that answer by 60.
Hayward has the broadest lineup of pool pumps in the industry assuring you will have the perfect pump for your pool.
We warned against buying cheap pool pumps in the intro to this article but we think this pump is actually pretty good for the money.
Rectangular pools multiply length x width x average depth x 7 5 gallons round pools multiply diameter x diameter x average depth x 5 9 gallons oval pools multiply full width x full length x average depth x 6 7 gallons irregular shapes and size pools capacity should be determined by your pool builder or specialist.
You can drop to a 1hp but only if the equipment is located close to the pool and there is very little head elevation difference between where the equipment sits above the water s surface and it.
35 000 8 60 73 gpm gallons per minute according to the table above we need a pump with a 73 gpm rating in order to achieve an 8 hour turnover time.