Drained rectangular backyard pool with a freshly acid-washed bright white plaster interior, clean blue waterline tile, dry steps and a main drain visible, sunny Gilbert, Arizona yard with a block wall

Gilbert Pool Acid Wash

Pool Acid Wash and Resurfacing in Gilbert, AZ

A fresh face for stained plaster, or a new finish when the old one is past saving.

When a Pool Acid Wash Is Enough

A pool acid wash strips a thin layer off the plaster surface, taking algae stains, mineral marks and dullness with it. It works best on plaster that's still smooth and solid.

The pool is drained, washed section by section with a diluted acid solution, neutralized and rinsed, then refilled. Most acid washes take about a day once the pool is empty.

Each wash removes some of the finish, so it isn't a repeat-every-year fix. If the plaster is rough, thin, flaking or etched, resurfacing is the better use of a drain.

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Drained backyard pool with stained gray-brown plaster streaked with algae and mineral marks, empty steps and main drain, before cleaning

Acid Wash or Resurface?

Close view of a pool plaster wall with dark algae stains and brown metal staining in blotches

Stained plaster

Dark algae marks and brown metal stains that brushing won't lift.

Half of a drained pool wall freshly acid washed bright white beside the untreated dark half, clean dividing line, garden hose on the deck

The wash

Plaster brightened section by section, then neutralized and rinsed.

Backyard pool being refilled with a garden hose over a freshly cleaned white plaster floor, water a few feet deep

Refill

Water back in and balanced right after the wash.

Fresh smooth white quartz plaster finish on a pool floor and steps just completed, still damp, trowel marks smoothed

Resurfacing

A new plaster, quartz or pebble finish when the old one is worn through.

Pool Acid Wash vs. Resurfacing

Acid washResurfacing
Best forStains on smooth, solid plasterRough, thin, flaking or etched finishes
What it doesRemoves a thin surface layerReplaces the interior finish
Pool out of useAbout a day after drainingLonger, depending on finish and tile work
Repeatable?A limited number of timesA new finish starts the clock over

Pool Acid Wash & Resurfacing Questions

How do I know if my pool needs an acid wash or resurfacing?

Run your hand along the wall. Smooth but stained plaster is a good acid wash candidate. Rough, chalky or flaking plaster needs a new surface.

Is an acid wash bad for my pool?

Done properly and not too often, no. It removes a thin layer of plaster, which is why we don't recommend it every year.

Can you acid wash a pebble finish?

Pebble finishes can get a light acid treatment for scale and stains, but the process differs from plaster. We look at the finish before recommending it.

What happens to the water you drain?

We drain responsibly and follow local rules for where pool water can go. Ask us and we'll walk you through the plan for your lot.

Get a Free Acid Wash Estimate

Tell us how your plaster looks and feels. We'll recommend an acid wash or resurfacing.

Call 602-641-2941

Free estimate, no obligation

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Pool Acid Wash & Resurfacing Around Gilbert