What size sand filter for 15000 gallon pool

What size sand filter do I need for my above ground pool?

Another rule of thumb is to buy 1.5 sq ft of filter area per 10,000 gallons of pool water. The 3.1 sq ft sand filter (24” tank) is the standard size for most inground pools. Larger pools, (over 30,000), should use a 4.9 sq ft. sand filter (30” tank).

How big of a sand filter do I need for a 15000 gallon pool?

So, let’s say you have a 15,000 gallon inground pool. With two turnovers per day, your minimum flow rate comes to 20.8 GPM. Let’s also say that you have a 2.3 square foot sand filter (50 GPM max) and 1.5″ plumbing (43 GPM).

What size pool filter do I need for my pool?

The filter flow rate must be rated at least the same GPM as your pump, or higher. With pool filters, it’s best to err on the larger size so it can handle the power of your pump. A helpful rule of thumb is to choose a filter with at least 1 square foot per 10,000 gallons pool capacity.

Can a pool sand filter be too big?

For example, a filter that is too small for a pool creates high amounts of pressure. The high amount of pressure pushes debris back in your pool and can crack or damage your pool filter. A good rule to remember is bigger, in this case, is better.

How often should you backwash a sand filter?

As a general rule, you should be backwashing your pool about once a week or in conjugation with your scheduled maintenance. Another industry standard is to backwash when your filter’s pressure gauge reads 8-10 PSI (pounds per square inch) over the starting level or “clean” pressure.

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Can a pump be too big for a pool?

Too large of a pump can cause poor filter performance and even damage it, if the filter is not also oversized accordingly. Another possible consequence is pump cavitation in which bubbles form in the water inside the pump and then burst with great force, resulting in damage to the impeller and other internal parts.

Can I replace a 1hp pool pump with a 1.5 HP?

However, you can replace your 1.0 Full rated motor with a 1.5 HP uprated motor. This is because they both will have the same total horsepower. Don’t fret if your motor is not labeled uprated or full rated. In many cases, it may not be labeled at all.

Can you over filter a pool?

Backwashing Your Pool Filter Too Often

Pool water washes funk and gunk out of your filter media, then exits through your filters backwash valve drain port. Backwashing is an important part of basic pool care, but overdoing it is one of the more common pool maintenance mistakes.

How many square feet is a 25000 gallon pool?

ft. filter, and if your pool is over 25,000 gallons, go with the big boy (the 60 sq. ft.

Should you run pool pump while swimming?

Swimming pools are designed to keep themselves clean. When run properly, your filter and skimmer keep out debris which fosters algae growth. … However, all swimming pools are unique, so we suggest you running your pool pump for 7 to 8 hours each day during the summer.

Is it better to run your pool at night or during the day?

It may be cheaper to run the pump at night, but honestly you should run it 1 hour a day per 10 degrees of temperature at least, and it should be during the day. Running the pump at night should only be when you are doing a major chemical treatment such as algae clean-up.

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Is a sand filter the best filter for a pool?

Cartridge Filters are a great choice for Above Ground Pools

A sand filter will only filter down to 20 microns while a cartridge filter will filter down to 10 microns, half the amount. … Backwashing a sand filter will lower the water level of your pool and you will lose some of your chemicals along with it.

How long do pool filters last?

between 5-10 years

How do I determine the size of my pool filter?

The equation used in calculating filter sizes is:

  1. Pool capacity in gallons divided by the desired turnover rate in hours.
  2. This will give you the minimum flow needed in gal/m (Gallons per minute).
  3. Divide this number by 60 to get the gal/m.
  4. Find a pump that meets the gal/m you just calculated.

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