SAND VS. CARTRIDGE FILTERS

Sand and cartridge filters do the same thing - remove dirt and debris. But, they use different mediums to clean the water.

SAND FILTERS

Sand filters use 250 pounds of special filter sand to catch debris and small particulates. Sand filters are less expensive initially compared to cartridge filters and are easy to maintain.  You can expect to change out the filter sand every 5-7 years on average. Sand filters can filter large quantities of water, making them ideal for backyard pools as well as large commercial pools.

CLEANING YOUR SAND FILTER

Cleaning your sand filter is relatively straight forward. Sand filters have a pressure gauge. When the internal pressure of the filter rises 10 psi from when it was last cleaned, it’s time to clean the filter.  The process is known as “backwashing” because you essentially reverse the direction of the water flow and run water backward through the filter and out the waste or drain port. Ideally, you would backwash your pool once a week.

ADVANTAGES OF OF SAND FILTERS

– Easy to use – Filter sand only needs to be replaced every 5-7 Years – Removes dirt and debris particles 20-40 microns in size – Less expensive initially

CLEANING YOUR CARTRIDGE FILTER

Cleaning your cartridge filter is easy. You simply turn off the system, open the filter, remove the cartridge and set it aside. Then, you can clean the cartridge with a sprayer attachment and your garden hose. Cartridge filter systems are more expensive than sand filters, but they are capable of filtering out smaller particles.

ADVANTAGES OF CARTRIDGE FILTERS

– Removes smaller particles than sand filters (10-15 microns) – Requires less pressure, which creates lower energy costs – Simple maintenance without backwashing – Requires cleaning less frequently than sand filters – Does does not generate waste water during the filter cleaning process – Does not generate waste water during filter cleaning process

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