The following are characteristics of Modernism: 1  Marked by a strong and intentional break with tradition. 2  Belief that the world is created in the act of perceiving it; that is, the world is what we say it is. 3  There is no such thing as absolute truth.  No connection with history or institutions.
Pool filter cartridges can run for about 2,000 hours for a filter pump. Usually filter cartridges have to be replaced once every 1 or 2 years. The life of the filter will be less if you enter the pool with suntan lotion, deodorants, mousse, styling gels, and other damaging chemicals.
Use this equation: (Pool Volume Ã· Filtration rate) x 2 = Hours to run filter. This will tell you how many hours to run your pump to filter the water a full 2 times. Let's break that down: Ad. 2. Know the volume of your pool. How long you run the filter depends on the size pool to filter ratio.1  If you have a small filter you will need to run the filter longer, depending on how many gallons the filter can process in a given time.2  Calculate the volume of your pool by multiplying the length x width x average depth in feet.. Know the volume of your pool. How long you run the filter depends on the size pool to filter ratio. 1  If you have a small filter you will need to run the filter longer, depending on how many gallons the filter can process in a given time.