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Quikrete Bathroom Remodeling: The Los Angeles Owner’s Guide
If you’re looking at a Quikrete bathroom remodel in Los Angeles, you’re likely pricing out a full gut-and-rebuild with Quikrete mortar beds, shower pans, backer board, or concrete underlayment already in the plan or already installed and failing. A complete Quikrete-based bathroom remodel in Los Angeles typically runs $10,620 to $33,040, and Barrett & Sons Construction stocks the Quikrete products and compatible trim, drains, and waterproofing that most remodels call for. We’re an independent Los Angeles contractor, not a Quikrete corporate arm, so we match the right Quikrete spec to your shower slope, curb height, and drain layout, then install it with permits pulled and a written warranty.
Most Los Angeles homeowners discover their Quikrete-related bathroom part has failed when they notice standing water near the curb, a soft spot in the shower floor, or cracking grout along the pan perimeter. In older Quikrete shower pan installs, the mortar bed itself wicks water and eventually breaks down at the drain collar. In curbless and curb-style pans, it’s usually the deck mud ratio or missing pre-slope that wore out, not the Quikrete material itself. We see it in houses all over the Valley, from Encino to Northridge, where showers were originally floated without a proper liner or slope.
Which Quikrete Models This Applies To
Quikrete doesn’t make a one-piece “bathroom remodel kit,” so the real question is which Quikrete products your bathroom was built with, and which replacement parts they need. The most common Quikrete line we touch in Los Angeles bathrooms is Quikrete Floor Mud (deck mud), which is the sand-and-portland mix floated under tile in shower pans. The other is Quikrete Sand/Topping Mix, used for shower curbs, benches, and leveling floors before large-format tile. Both come in 60-lb bags and require a specific water ratio; too wet and the pan won’t hold its slope, too dry and it crumbles along the drain.
Here’s the compatibility gotcha most Los Angeles homeowners don’t know: Quikrete Floor Mud and Quikrete Sand/Topping Mix are not interchangeable. Floor Mud is designed to be packed at a low slump for shower pans and holds a 1/4-inch-per-foot pitch. Sand/Topping Mix is stronger but shrinks more, and using it for a pan leads to hairline cracks that leak. If your existing pan has a Quikrete stamp or bag-mix look but the tile is failing, we can often pull the top layer of tile and re-float the pan with the correct mix without ripping out the entire drain assembly. We also stock aftermarket equivalents from Mapei and Laticrete where the spec calls for old-code compatibility, but for Quikrete-matching repairs we default to Quikrete products so the chemistry stays consistent.
Identifying your mix is straightforward: if you still have the original bag or the contractor’s notes, look for the gray bag with red lettering and the mix number printed near the bottom. If not, a small test hole near the drain (done by us, not DIY) tells us the porosity and mix ratio within an hour.
Signs Your Quikrete Bathroom Remodeling Is Failing
- Water pooling near the shower curb after each use. The slope is gone. In a Quikrete pan, that means the deck mud has settled or was floated without a pre-slope under the liner. Standing water is the first concrete sign that the pan is dead and wicking moisture into the subfloor.
- A persistent damp smell or mildew no matter how much you scrub. Water is trapped inside the mortar bed. Quikrete mixes are porous by design, so when the weep holes in the drain are clogged, the pan holds water like a sponge and smells like a crawlspace.
- Grout cracking in a straight line along the pan perimeter or ceiling below. Some settling is normal in a Los Angeles slab house, but a clean, straight crack along the pan edge tells us the deck mud wasn’t packed tight or the subfloor shifted after the pour.
- Soft or spongy feeling in one spot on the shower floor. That’s a hollow void under the mud bed. It’s usually from a mixing error on install day: the mud was mixed too dry, so it didn’t bond and now the tile is floating over a cavity.
- Efflorescence or white crust forming on tile near the drain. Minerals are being pulled through the Quikrete as water evaporates. That crust means moisture is migrating through the entire pan, not just sitting in one spot.
Replacement Cost & What’s Included
A Quikrete-based bathroom remodel in Los Angeles typically runs $10,620 to $33,040, and that wide range comes down to three things: the square footage of the shower pan, whether we’re replacing the whole pan or just the top layer of mud, and whether the subfloor underneath is sound. A small guest bath with a standard 32 x 60 Quikrete pan might run toward the lower end. A large master bath with a curbless entry, bench seat floated in Sand/Topping Mix, and a full waterproofing membrane under everything pushes the number up.
Every one of our Quikrete bathroom remodels includes the same pricing guardrails we’ve used since 1998: the materials list comes to you in writing, the labor is fixed before we start, and any change is a written change order before work proceeds. You won’t open the final invoice and find a “moisture mitigation allowance” that wasn’t on paper. We pull the permit, the Los Angeles inspector signs off, and every job is backed by our 90-Day Done Right Promise in writing.
DIY or Call Us?
There’s an honest split here. You can safely mix a small batch of Quikrete patching compound and fill a hairline crack in a dry area like a bathroom wall corner or a floor tile outside the shower. We’re not going to tell you to hire us for a job you can knock out on a Saturday. The line we draw is the shower pan itself. Mixing deck mud wrong, skipping the pre-slope, or letting the weep holes clog isn’t a cosmetic mistake; it’s a leak that rots the subfloor and ceiling below over months while you don’t see it. By the time most Los Angeles homeowners smell the problem, the repair is a full pan replacement, not a patch. If you’re using Quikrete under tile, get the mix right the first time or the pan fails twice as fast. Tom Barrett grew up watching crews pour foundations in the Valley, and he’ll tell you the same thing: mud doesn’t forgive you. Call us at (877) 610-1318 if you’re not sure, and we’ll give you an honest read before you open a bag.
FAQs
A properly floated Quikrete shower pan should last 20 to 30 years in a Los Angeles home, but the tile and grout on top usually wear out first. In coastal areas like Santa Monica and Venice, salt air and higher humidity shorten the tile lifespan more than the mud bed itself. If the weep holes stay clear and the slope is right from day one, the Quikrete core rarely fails on its own.
It depends on the failure. Hairline cracks in the tile grout can usually be re-grouted without touching the Quikrete underneath. A big crack, a soft spot, or water damage below the pan means the deck mud is compromised and needs to come out. We’ll open a small test hole and tell you what we see before we quote a full replacement.
Most Quikrete bathroom remodels in Los Angeles take 2 to 4 weeks from demo to final grout, depending on the size of the pan and whether there’s subfloor repair. The mud cure time alone is 24 to 72 hours before tile goes down, and cutting that corner is exactly how pans fail early. We don’t rush a pan.
We stock Quikrete Floor Mud, Sand/Topping Mix, and the compatible shower pan liners, Oatey drain assemblies, and edging on our trucks, so you don’t need to haul 60-lb bags from a big-box store in Los Angeles. If your remodel calls for a different brand like Mapei, KraftMaid, or Silestone, we carry those too. Call (877) 610-1318 and we’ll let you know what we’ve got on the truck before we show up.
We’ll do it right the first time, or we’ll come back and make it right. That’s been the rule since I started Barrett & Sons in 1998, and it’s the only way we work in Los Angeles.
Written by Tom Barrett, Owner, Barrett & Sons Construction at Barrett & Sons Construction, serving Los Angeles and nearby areas.







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