Clearer Water Starts with a Better Filter

Your pool’s filter plays a huge role in keeping your water clean, safe, and crystal clear. At Mid State Pool Liners, we make it easy to keep your pool performing at its best with expert filter replacements, upgrades, and repairs.

We Service & Replace All Types of Pool Filters:

  • Sand Filters
  • Cartridge Filters
  • D.E. (Diatomaceous Earth) Filters

Whether your filter is old, damaged, or just not doing its job anymore, we can replace or repair it quickly and correctly.

Pentair Information Sheets

Pentair Clean & Clear Plus Filter

Pentair FNS® PLUS Filter

Pentair QUAD D.E.® Filter

Pentair Sand Dollar® Filter

Upgrade to High-Performance Glass Filter Media

Want better water clarity, less maintenance, and longer-lasting performance? We can upgrade your sand filter with Glass Filter Media—a powerful, eco-friendly solution made from 100% recycled glass.

Here’s why it’s worth the switch:

  • Filters Better – Traps particles as small as 5 microns (sand only filters down to 30 microns)
  • Cleaner Water – Improves clarity by up to 25%
  • Self-Cleansing – Prevents buildup of bacteria (bio-fouling) and is self-sterilizing
  • Eco-Friendly – Uses less water and fewer chemicals during backwashing
  • Longer Lasting – Lasts up to 25–30 years, 3x longer than regular sand

Why Choose Mid State Pool Liners?

  • Experienced pool technicians
  • Honest recommendations and upfront pricing
  • Fast, professional service
  • Weekly pool service clients welcome

Let’s Keep Your Pool Filter Running Like New

Whether you need a repair, replacement, or a complete filter upgrade, we’re here to help you enjoy cleaner, healthier water with less hassle.

Hear From Some of Our Customers

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