What Is Bathtub Refinishing?

Bathtub refinishing — also called reglazing or recoating — is a surface restoration process that transforms your existing tub without removing it. Instead of demolition and replacement, a professional refinishing crew cleans, repairs, and applies a premium waterproof coating over the existing tub surface. The result is a smooth, glossy, like-new finish that’s ready to use within 24 hours.

It’s important to understand what refinishing is and isn’t. It’s a true surface restoration — it fills chips and cracks, eliminates stains and discoloration, and applies a durable coating that lasts 10–15 years with proper care. It’s not a temporary patch or a spray-paint job. When done professionally, a refinished tub is indistinguishable from a new one.

The Real Cost Difference

Let’s look at what you’re actually comparing when you weigh refinishing against replacement in the Chicago area:

And that $3,000+ figure assumes a straightforward replacement. Once you factor in tile matching, plumbing complications, and the reality that a new tub rarely fits exactly the same footprint as the old one, costs can climb significantly higher. Refinishing sidesteps all of that.

6 Benefits of Refinishing Over Remodeling

• Done in one day. Most bathtub refinishing jobs are completed in a single visit. Your bathroom is out of service for less than 24 hours — not weeks.
• No demolition. No jackhammers, no dumpsters, no dust. The tub stays in place and the surrounding tile and plumbing are untouched.
• Any color you choose. Stuck with a pink or green tub from the 1970s? Refinishing can transform it to white, off-white, or any custom color — no replacement needed. Color change refinishing is one of ProTech’s most popular services.
• Lasts 10–15 years. A professionally applied refinishing coat using premium coatings holds up for a decade or more with proper cleaning habits.
• Works in occupied homes. Whether it’s your primary bathroom or a unit you’re preparing for tenants, refinishing doesn’t require relocating or a full construction timeline.
• Combine multiple surfaces in one visit. Pair bathtub refinishing with tile refinishing, shower base refinishing, or vanity recoating for a complete bathroom refresh — all done the same day.

The Refinishing Process, Step by Step

Understanding what actually happens during a refinishing job makes it easier to see why the results are so durable. The process isn’t just painting over the surface — it’s a multi-step restoration that starts with the substrate and works up.

1. Surface Prep and Stripping

The tub surface is stripped of old coatings, soap scum, mineral buildup, and any previous sealers. This is the most important step — no coating bonds properly to a contaminated surface. Professional-grade degreasers and mechanical prep tools are used to get down to bare, clean material.

2. Chip and Crack Repair

Any chips, cracks, or structural surface damage are filled with professional-grade repair compounds and sanded smooth. This step is what separates a true refinishing job from a spray-paint patch. After repair, the surface should be completely uniform with no visible defects.

3. Primer and Bonding Agent

A specialized bonding primer is applied to the prepared surface. This chemical layer is what ensures the topcoat bonds permanently to the substrate — skipping it is why DIY kits fail. The primer also helps neutralize any microscopic residue and creates the ideal profile for coating adhesion.

4. Multiple Topcoats

The refinishing coating is applied in multiple thin passes. The coating used by professionals is a high-performance waterproof enamel or polyurethane formulation — significantly more durable than any consumer-grade product. Multiple coats build up the film thickness that gives the finish its depth, gloss, and durability.

5. Cure and Inspection

The coating needs 24 hours to fully cure before water contact. A final inspection checks for uniformity, coverage, and any imperfections. ProTech Recoating’s standard includes checking the entire surface before leaving the job — every time.

How to Care for a Refinished Tub

A refinished surface is durable, but it does have a few care requirements that differ from a brand-new fixture. Follow these and your finish will last well over a decade:

• Use mild, non-abrasive cleaners. A soft cloth and liquid dish soap or a dedicated surface cleaner works perfectly. Avoid abrasive powders like Comet or steel wool.
• No suction cup bath mats. The suction cups can pull at the coating over time. Use a non-slip mat without suction cups instead.
• Avoid bleach and harsh chemicals. Bleach-based cleaners and strong acids or alkalis can break down the coating over time. Most standard bathroom cleaners are fine.
• Don’t sit tools on the surface. Metal shaving cans, soap dishes, or tools left sitting on the refinished surface can cause ring marks or impressions over time.

Bathtub Refinishing in Chicago and Oak Forest, IL

ProTech Recoating has been refinishing bathtubs, tile, shower bases, and other bathroom surfaces throughout the greater Chicago area for over 10 years. We serve homeowners, landlords, and property managers across Chicagoland and Northwest Indiana — from Oak Forest to Chicago proper, Naperville, Tinley Park, Orland Park, and beyond.

Every job is performed using professional-grade coatings and proven preparation techniques, backed by a warranty. If your bathroom needs a refresh but a full remodel isn’t in the cards, refinishing is almost always the right call.

Browse our before and after gallery to see real results, read verified customer reviews, or visit our FAQ page if you have questions about the process, cost, or timeline.