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Pool Filtration Systems – Artemis Pool and Fountain Systems

Pool Filtration Systems: The Best Solutions for Healthy Water

Crystal-clear, hygienic pool water depends on a properly designed filtration system. This article explains filter types, pump and balance tank selection, automation, energy-efficient strategies, and maintenance tips.

Filtration Principles

Water collected via skimmers, overflow channels, and main drains passes through the filter system and returns to the pool. The aim is to achieve full water turnover according to design circulation time.

Filter Types and Comparison

Sand Filters

  • Pros: Cost-effective, robust, reliable for large pools.
  • Cons: Regular backwash required; media replacement every 3–5 years.

Glass Media Filters

  • Pros: Longer lifespan, fewer backwashes, superior fine particle removal.
  • Cons: Higher initial investment compared to sand.

Cartridge Filters

  • Pros: Ideal for small pools/spas; minimal water loss.
  • Cons: Frequent maintenance and cartridge replacement in large systems.

D.E. (Diatomaceous Earth) Filters

  • Pros: Exceptional clarity down to 2–5 microns.
  • Cons: More complex maintenance and higher operation cost.
Recommendation: Use glass media or quality sand for residential pools; automated multi-sand systems for commercial use.

Pumps, Hydraulics and Balance Tank

Pumps are the heart of filtration. Flow rate, head loss and hydraulics must be calculated for each project. Balance tanks ensure consistent overflow and buffer sudden load changes.

Backwash (Reverse Cleaning)

Triggered by pressure difference or scheduled time. Automatic systems minimize water waste. Glass media further reduces backwash frequency.

Automation and Energy Efficiency

  • Variable-Speed Pumps: 30–50% energy saving and reduced noise.
  • Smart Control: Mobile monitoring for filtration, lighting, and dosing.
  • Pressure/Level Sensors: Optimize backwash and balance tank control.

Tip: Run pumps at higher speeds during daytime and lower at night to save energy.

Chemical Balance

ParameterRecommended Range
Free Chlorine1–3 ppm
pH7.2–7.8
Total Alkalinity80–120 ppm
Calcium Hardness200–400 ppm

Common Mistakes

  • Insufficient filtration time (minimum 6–8 hours daily).
  • Incorrect pump/filter matching causing sand lift.
  • Overdue media replacement.
  • Neglecting tank venting and overflow safety.

Maintenance Schedule

  • Weekly: Check pressure differential, backwash if needed.
  • Monthly: Clean skimmer baskets and strainers.
  • Seasonal: Pump inspection, valve sealing check.
  • 3–5 years: Replace sand or glass media.

Conclusion

Choosing the right filter, pump, and automation ensures long-lasting clear water and efficient operation. Always consider project-specific needs, usage frequency, and energy-saving goals.

Related Articles: Infinity Pools • Pool Automation • Indoor Pools

Some of Our References