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Unilock Bathroom Remodeling: The Riverside Owner’s Guide
Unilock bathroom remodeling in Riverside runs $9,000 to $28,000 for a complete gut-and-rebuild, and we handle the whole job: demolition, rough-in, waterproofing, Unilock paver or wall unit installation, fixtures, and finish work. Most owners discover they need us when a shower pan starts leaking into the subfloor, or a Unilock wall unit has shifted out of plane and tile is cracking at the seams. The fix is not a patch job, it’s a rebuild done right the first time.
Here’s what we see on site: water stains on the ceiling below the bathroom, grout that won’t stay sealed, a shower floor that feels soft underfoot, or Unilock retaining units inside a custom shower bench that have settled. What started as a cosmetic problem is usually a substrate failure underneath. The surface is just the symptom.
Bradford Remodeling Co Riverside is an independent contractor, not affiliated with Unilock, but we install their products regularly across Riverside and know the specs cold. Curtis Lane has been running crews in Southern California long enough to know that a wet failure never fixes itself.
Which Unilock Models This Applies To

In bathroom work, Unilock products show up in three places: wall units used as decorative or load-bearing feature walls, paver products used on shower floors and thresholds, and occasionally the Brussels Dimensional or Lineo systems trimmed to custom shower pans. The compatibility gotcha is this: Unilock wall units are manufactured for exterior freeze-thaw zones, which means their dimensional tolerance is wider than interior tile work expects. You can’t just tile directly over them and expect the grout lines to stay true. You need a decoupling membrane or a properly back-buttered thin-set with a polymer additive.
Identifying your exact unit: look near the bottom or back face of any Unilock block for the stamped product code, usually a letter-number sequence like “B-Dim” or “LN” for Lineo. Measure the unit’s depth, not just its face height. Riverside homes built in the last twenty years tend to have the 60mm paver depth on shower floors; older remodels sometimes used the 80mm commercial grade, which changes your drain placement. We match OEM Unilock units when they’re available, but we’ll also quote a quality aftermarket equivalent from Belgard or a compatible liner product when the OEM spec has been discontinued.
Unilock paver units in a shower floor fail differently than interior tile. Concrete pavers absorb heat slowly and release it quickly; combined with Riverside’s hard water, you get efflorescence and mineral build-up in the joints that no sealer fully stops. Plan on resealing the paver surface every two years. That’s not a defect, that’s maintenance.
Styles & brands we work with







Signs Your Unilock Bathroom Remodeling Is Failing
- Soft spots in the shower floor or around the drain. This means the substrate below the Unilock pavers has rotted, usually from a pinhole leak in the pan liner. By the time you feel it with your foot, the damage is already into the framing.
- Grout lines cracking in a hairline pattern across a feature wall. The Unilock units behind the tile are moving, usually thermal expansion or a settling issue at the slab edge. Regrouting won’t hold if the wall is still moving.
- Water staining on the ceiling directly under the bathroom. The shower pan has failed, full stop. No amount of caulk stops a pan leak. You’re looking at a tear-out and rebuild.
- Efflorescence, that white powdery mineral haze, coating the pavers or unit faces. Riverside’s hard water is pulling calcium through the concrete units. It’s not structural, but it means water is working through the system where it shouldn’t be.
- A musty odor you can’t locate, or mold at the baseboard outside the shower. Water is wicking sideways under the tile, not draining down. The waterproofing envelope is broken at the transition.
See the difference
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After
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AfterReplacement Cost & What’s Included

A full Unilock bathroom remodel in Riverside runs $9,000 to $28,000, depending on bathroom size, whether the shower pan is custom-cut from pavers or built from a pre-formed base, and the extent of rotted framing we have to replace. Smaller bathrooms with a standard 60-inch tub-to-shower conversion using Unilock pavers land around $9,000 to $14,000. A larger master bath with a walk-in shower, custom Unilock feature wall, and a separate soaking area sits in the $18,000 to $28,000 range.
Every quote includes demolition, disposal, structural repair, waterproofing, rough-in plumbing where the pan is replaced, Unilock unit or paver installation, grout and sealant, fixtures, and finish trim. There is no change order unless we open the wall and find damage no one could see from the outside. We tell you that before work starts. The written price includes labor and materials. The 365-Day Done Right Promise covers the installation for a full year, if anything fails in that window, we’re back to fix it at no charge.
DIY or Call Us?
You can check the caulk lines, clean the drain, and look for visible cracking. That’s honest homeowner work. What you shouldn’t do is pull up a shower pan or tear out a Unilock feature wall without knowing what’s behind it. Water-damaged framing can hide compromised floor joists. A shower floor that has failed at the substrate is not a weekend repair.
When the pan is leaking, the fix is a full replacement, and that means shutting off water, pulling the valve, cutting the subfloor, and rebuilding the waterproofing envelope to code. Curtis Lane keeps the current edition of the California Building Code in his truck for a reason, Riverside enforces shower pan and waterproofing inspections. We pull permits, pass inspection, and hand you the paperwork. If you want to know whether your Unilock bathroom is repairable or needs a full rebuild, call (424) 567-8472 and we’ll give you a straight answer.
FAQs

A properly installed Unilock paver shower floor in Riverside lasts 15 to 25 years, but the pan liner underneath typically needs replacement at 15 years. The hard water alone doesn’t shorten the life, but a pan liner that was never sloped correctly fails early, and we replace more of those than anything else.
If the pavers themselves are cracked or stained, you can sometimes replace individual units. But if water is leaking through to the subfloor, the repair is a full pan replacement. There is no way to patch a failed waterproofing membrane from above. Call (424) 567-8472 and we’ll tell you which situation you have; estimates are free.
A standard Riverside bathroom remodel runs 2 to 4 weeks, start to finish. A larger master bath with a custom Unilock feature wall can run 4 to 6 weeks. Half that time is demolition, waterproofing, and inspection; the finish work moves fast once the substrate is squared away.
We keep common Unilock paver sizes and wall units in our Riverside material yard, but custom colors and specific series like Lineo often have a 2 to 3 week lead time. We’ll tell you up front what’s in stock and what’s ordered. Straight number, real scope, no surprises at the final walk.
Written by Curtis Lane, Owner, Bradford Remodeling Co Riverside at Bradford Remodeling Co Riverside, serving Riverside and nearby areas.


