Diatomaceous Earth filters are the second most common swimming pool filter.  There are two different types; pressure and vacuum.  Both are surface type filters, which require a fresh charge D.E. powder after each back wash.  They utilize are series of cloth covered grids that support the D.E. filtration process.  Similar to a sand filter, the D.E. pool filter requires back washing.    Please select a manufacturer for a complete product list by clicking a manufacturer's name highlighted in blue or the product types we offer which is listed below each manufacturer's name.

Sand filters are the most common type of swimming pool filter used in the United States as with most other countries.  It is a permanent media, depth type filter. It works by trapping dirt in the voids in the grains of sand.  The collected dirt is then cleansed from the system through back washing the filter.    Please select a manufacturer for a complete product list by clicking a manufacturer's name highlighted in blue or the product types we offer which is listed below each manufacturer's name. 

There are two separate types of cartridge filters; depth type and surface type.  These filters work off of a cartridge of pleated design using a treated paper or a polyester material which traps the particles for filtration.    Please select a manufacturer for a complete product list by clicking a manufacturer's name highlighted in blue or the product types we offer which is listed below each manufacturer's name.