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.
up vote 2 down vote favorite. 1. I'm trying to determine how long I actually have to run my pool filter per day, but my maths are not adding up. Most places on the internet (that I've come across), recommend 8-12 hours per day. The maths I've done, says ~4 hours per day.