The three types of pool filter systems sand diatomaceous earth and cartridge filter all rely on a pressure gauge to indicate when the filter is too dirty and needs to be cleaned.
Diatomaceous earth pool filter backwash.
Backwashing your pool filter is an easy and inexpensive way to extend the cleaning use of the sand or diatomaceous earth that filters your pool water.
The de will travel through the plumbing then into the filter.
Add more diatomaceous earth through the pool skimmer.
So while sand filters are a good option and can last up to five years make sure to consider all the costs of maintenance when comparing filters.
Backwashing a de pool filter is the act of reversing the flow of water inside your filter tank.
Filter means that you are reversing the water flow to be able to clean out the dirt and debris that has been collected within the diatomaceous earth filter over a period of time.
This video shows you how to not only backwash your pool filter but also gives some additional.
After a while your filtering material will become backed up with the debris collected from your pool and will not work as well to keep your pool clean.
Backwashing with a sand filter is simple to perform though and requires little more than a twist of the multiport valve.
If dirt is escaping back into the pool it could be because the filter is dirty and clogged which means it needs to be backwashed.
De filters like most pool filters use a pressure gauge to indicate the need for backwashing.
This powder works with a specific type of filter that pushes the pool water through a set of grids.
This is accomplished by slowly pouring the appropriate amount into the skimmer while the equipment is running.
Pentair sand dollar pool filter 206 98 diatomaceous earth de filters.
It can be as little as few as two pounds to a many as nine pounds.
Well below what the naked eye can see which is around 35 microns.
Higher than the clean or start up pressure.
It can trap particles down to 3 5 microns.
Backwashing a pool de filter.
If your googling the phrase how to backwash de filter this step by step guide should help.
The pool water is pumped through the filter backwards and is forced through the drains waste port.
The amount of diatomaceous earth to add differs depending on the type of de pool filter.
Time to backwash the filter.
Once you have completed the 3 cycle backwash you must add diatomaceous earth also known as de back into the filter.
Diatomaceous earth de is made of pulverized plankton fossils called diatoms that coat the filter element and acts as a filtration medium.
Originally recorded may 9 2018.