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06Repair · Replace · Upgrade

Pumps &
filters.

The pump moves the water and the filter cleans it. When either one quits in a Mid-South summer, the pool turns green fast. Watermark Pools repairs and replaces pumps and filters, does sand changes and converts sand filters to glass.

Above-ground pool glowing at night with the equipment running
06.27.26 · Running right

ASigns of trouble

The heart
and the kidneys.

Most equipment calls start with one of these. Text a photo of the equipment pad with a short description and we'll tell you what we think is going on.

Pump trouble

  • Won't primeRuns but won't pull water, or loses prime.
  • Loud or grindingScreeching, rattling or humming without moving water.
  • Trips the breakerShuts off on its own or won't start.
  • Leaking at the padWater under the pump or around the housing.

Filter trouble

  • Cloudy waterWater won't clear even with good chemistry.
  • High pressureGauge stays high even after a backwash or cleaning.
  • Sand in the poolSand coming back through the returns.
  • Old mediaSand filters need a sand change every few seasons.

BWhat we do

Fix it or
swap it.

Repair when it makes sense, replace when it doesn't. Either way, you'll know why.

  • 01

    Pump repair

    Leaks, seals, priming problems and motors that won't run.

  • 02

    Pump installation

    New pumps installed and plumbed in when the old one is done.

  • 03

    Filter repair

    Valves, housings and o-rings that leak or fail.

  • 04

    Filter replacement

    New filters when repair isn't worth it.

  • 05

    Sand changes

    Old sand out, fresh media in.

  • 06

    Sand to glass

    Convert a sand filter to glass media. One of our Google reviewers had exactly that done this year.

5.0Google reviews

Equipment fixed.
Water clear.

Reviews5.034 reviews · See them on Google Maps →
01 / 05
  • Tony B.Google review · Apr 2026

    ★★★★★

    This is my 2nd time using Mark. Last year he was able to replace our pump on the same day I called him. This year he replaced our liner, added cove padding and converted the sand filter to glass. Mark is a pleasure to work with and kept us …

  • Robert A.Google review · May 2026

    ★★★★★

    Mark came out and repaired a leak in my pool pump without any hesitation. He knew exactly what was wrong. Thank you Mark!

  • Larry H.Google review · Jul 2026

    ★★★★★

    Pool Liners Plus did an excellent job removing my old faded liner and installing a new upgraded liner and pump plumbing system! Mark was very professional and finished the installation in a timely manner as promised. I highly recommend Pool Liners Plus for all pool related work.

  • Rachael S.Google review · Jul 2026

    ★★★★★

    Mark did an amazing job! He was thorough and explained all of the next steps for me. He also came out last minute which I was super pumped about for the situation I had! Woke up to a crystal clear pool today!

  • N. V.Google review · Jun 2026

    ★★★★★

    Best service I have gotten from a pool company yet. Mark was quick to respond and got our issues taken care of in no time for a great price. Highly recommend!

CEquipment questions

Pump & filter FAQ.

Can you replace my pump the same day?

Sometimes. One of our Google reviewers had their pump replaced the same day they called. Call or text and we'll check the schedule.

Do you do sand changes?

Yes. Filter repair and replacement and sand changes are all Watermark Pools services.

Can you convert my sand filter to glass?

Yes. We've converted sand filters to glass media for customers. Ask whether it makes sense for your filter.

Do you sell pool equipment and chemicals?

We offer select pool equipment sales and pool chemical sales. Call to ask about what you need.

Pump quit?
Call the pool guy.

(901) 560-7665

Open every day, 8 AM to 10:30 PM. Text a photo of the pool, the liner or the equipment pad and we'll tell you what we're looking at.

Google Maps

Find us on
Google Maps.

Reviews5.034 reviews · Open on Google Maps →
  • Based inMemphis, TN
  • ServingMemphis Metro & North Mississippi
  • OpenEvery day, 8 AM to 10:30 PM
  • Call or text(901) 560-7665
Open on Google Maps