Unilock Bathroom Remodeling Nationwide | Barrett & Sons Construction

Unilock Bathroom Remodeling: The Los Angeles Owner’s Guide

A full Unilock bathroom remodel in Los Angeles typically runs $10,620 to $33,040 installed, depending on whether you’re keeping the existing footprint or moving plumbing. We stock Unilock-compatible pavers, wall blocks, and edging for bathroom applications, and our crews can usually start within two weeks of a signed scope. Most owners call us after they’ve watched a shower floor tile crack along a seam or noticed water staining on the ceiling below a second-floor bath.

Call (877) 610-1318

We’re an independent Los Angeles contractor, not a Unilock dealer or affiliate, which means we don’t push one product line. We install what fits your bathroom and your budget, and if Unilock is what you’ve got, we match it properly.

Which Unilock Models This Applies To

Unilock’s bathroom applications fall into two broad categories: their natural stone and textured paver lines used for bathroom floors and shower surrounds, and their retaining wall and garden block products repurposed for built-in tub surrounds, benches, and feature walls. The compatibility question that trips up most owners is thickness. Unilock pavers engineered for outdoor freeze-thaw cycling run 60mm to 80mm thick, which raises a bathroom floor nearly three inches before you account for mortar and a waterproofing membrane. The indoor-appropriate Unilock products are their thinner natural stone veneers and select paver lines that sit at 30mm to 40mm, and that difference determines whether your bath remodel needs a floor transition or a full subfloor adjustment.

If you’re matching an existing Unilock feature wall or shower floor, look for the mold code stamped on the back or bottom edge of a loose piece. Unilock’s mold codes tie to specific manufacturing runs, and while colors can shift slightly between runs, the mold code gets us to the right replacement family faster than color matching by eye. For aftermarket equivalents, we’ve had good results with Belgard and Techo-Bloc products that mirror Unilock’s dimensional specs, and we carry those brands on our trucks alongside Unilock inventory. The honest answer is that OEM is safer for color consistency on a visible feature wall; a quality aftermarket equivalent can save you 10 to 15 percent when it’s hidden under a vanity or behind a tub skirt. Tom Barrett has seen enough mismatched stone corners in Los Angeles remodels to tell you the cheap match always shows up in the daylight.

Signs Your Unilock Bathroom Remodeling Is Failing

• Hairline cracks spiderwebbing across shower floor pavers near the drain. This is almost always a settling subfloor or a pan that wasn’t properly sloped. Los Angeles homes built before 1980 often have 1/2-inch plywood subfloors that flex under a stone floor’s weight.
• Efflorescence, that chalky white haze, blooming on Unilock wall block. Water is wicking through the mortar bed or grout line and carrying mineral salts to the surface. It’s cosmetic at first, but it tells you moisture is moving where it shouldn’t be.
• Grout lines turning dark or crumbling at the base of a Unilock feature wall. Water is sitting behind the stone. This is the precursor to mold, and in older Los Angeles homes with plaster walls, it can rot the lath before you see any stain.
• A hollow, drum-like sound when you tap a floor paver. The bond between the paver and the mortar bed has failed. That paver is moving, and any weight on it will crack the neighbors.
• Water staining on the ceiling below a second-floor bathroom with Unilock flooring. By the time you see this, the waterproofing underlayment has been breached. The repair is no longer a cosmetic fix; it’s a pan replacement with all the floor work that comes with it.

Replacement Cost & What’s Included

For a Los Angeles bathroom remodel involving Unilock products, here are the line-item ranges we quote from:

• Unilock floor replacement (50-70 sq ft, including pan and waterproofing): $5,900 to $14,160
• Unilock shower surround or feature wall rebuild: $4,130 to $11,800
• Full bathroom remodel with Unilock surfaces: $10,620 to $33,040
• Small bath or guest bath refresh with Unilock accents: $5,900 to $14,160

The spread comes down to three things: whether the subfloor under the existing stone is salvageable, whether the plumbing is staying put or moving, and whether we’re matching existing Unilock product or starting fresh. Every quote from us is a written line-item scope, and if the price changes for any reason, you get that change in writing before a single paver comes up. The work is backed by our 90-Day Done Right Promise, which means if something’s not right, you call and Tom comes back.

DIY or Call Us?

Some of this you can check yourself without touching a tool. Look for cracked grout lines, test for hollow-sounding pavers with a wooden spoon handle, and check the ceiling below a second-floor bath for any discoloration. That’s honest diagnostic work you can do in ten minutes. Replacing a failed Unilock bathroom floor is not a weekend project. The demolition gets into waterproofing membranes, pan slopes, and subfloor leveling, and getting any of those wrong means you’ll be looking at the same problem again in eighteen months, this time with mold behind it. If the floor or pan is involved, call us at (877) 610-1318 and we’ll come take a look. A second opinion on any written estimate is free, and if you’re inside Los Angeles County, there’s no trip charge. The permit inspector works for you, not for us, and we like it that way.

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