A pool filter blowing dirty water back into the pool may point to a skipped Rinse step, filter sand, cartridge bypass, a valve problem, fine debris, or water that only looks dirty near the return.
Why Is My Pool Filter Blowing Dirty Water Back Into The Pool? Read More »
Sand coming back into your pool after backwashing does not always mean a broken filter. Learn how to tell real filter sand from debris, check the rinse sequence, confirm the sand media, and know when laterals or the standpipe may need inspection.
Why Is Sand Coming Back Into My Pool After Backwashing? Read More »
A pool filter removes dirt, debris, and suspended particles from circulating water. It helps water look clearer, but it does not replace the pump, chlorine, sanitizer, or water testing.
A pool filter not working does not always mean the filter is broken. Start with the symptom, then check flow, pressure, pump, valve, cartridge, sand, D.E., and water clarity.
Learn how to backwash pool filter systems safely, including sand filters, some D.E. filters, rinse steps, pressure clues, and why cartridge filters should not be backwashed.
Learn how to clean pool filter systems by type, including sand, cartridge, and D.E. filters, with safe steps, pressure clues, and above-ground pool filter tips.
Pool filter pressure should be compared to your clean starting pressure, not a universal PSI number. Learn how to diagnose high, low, and zero pressure safely.
Pool filter cartridges do not all follow the same replacement schedule. Learn when to clean, when to replace, and why weak flow or cloudy water may not always mean your cartridge is bad.
Learn how to clean pool filter cartridge systems safely, including garden hose rinsing, pleat cleaning, Intex and above-ground pool tips, and when replacement is better.
Learn how to change sand in pool filter systems safely, including when to replace sand, how to protect laterals, how much sand to use, and what to check after startup.
