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Quikrete Bathroom Remodeling: The Pomona Owner’s Guide
Quikrete bathroom remodeling in Pomona typically runs $9,000-$28,000 for a full replacement, with small bath refreshes starting around $5,000. We stock Quikrete-compatible shower pan mixes, waterproofing membranes, and patching compounds on every truck, and most bathroom remodels in Pomona’s 91766, 91767, and 91768 ZIP codes start within two weeks of written approval. Most owners realize their Quikrete installation needs attention when the shower pan cracks, tile grout lines open up, or a musty smell persists no matter how often they clean.
Which Quikrete Products This Applies To
Quikrete doesn’t manufacture complete bathroom fixtures; they produce the substrate and repair materials that sit beneath your tile, stone, or acrylic surround. The critical products we match on Pomona jobs are Quikrete Floor Mud (commercial-grade dry pack mortar for shower pans, typically mixed to a 5:1 sand-to-cement ratio), Quikrete Waterproofing Membrane (a liquid-applied elastomeric that bridges cracks up to 1/16 inch), and Quikrete Polymer Modified Structural Repair for patching degraded concrete subfloors.
To identify what you’re working with, check the bag stamp for the PSI rating. Floor Mud runs 3,000 PSI at 28 days; if your existing pan was poured with standard Quikrete 5000 instead, it’s too rigid for the flex a shower pan needs and will crack along the drain flange. That’s a compatibility gotcha we see in Pomona’s older Ganesha Hills and Lincoln Park homes, where previous owners substituted whatever was in the garage. For OEM versus aftermarket, Quikrete’s own membrane plays best with their Floor Mud (same cure chemistry), but we also specify Laticrete Hydro Ban or RedGard where the job demands flood testing before tile goes down.
Signs Your Quikrete Bathroom Installation Is Failing

- Cracked shower pan or loose drain flange. Quikrete Floor Mud needs a pre-slope and proper compaction; if either step was skipped, water pools beneath the tile and the pan fractures at the weakest point, usually within 18 inches of the drain.
- Grout turning dark and staying dark. Persistent moisture behind tile means your waterproofing membrane has failed or was never applied to the correct mil thickness. In Pomona’s dry climate, this actually masks the problem longer - the subfloor rots slowly instead of showing obvious water damage.
- Tile popping or sounding hollow. Quikrete polymer-modified thinset has a pot life; if a previous installer let it skin over before setting, the bond is cosmetic only. We find this in flip-house bathrooms near the Pomona Fairplex corridor.
- Musty odor with no visible leak. Vapor drive through an unsealed concrete subfloor pulls ground moisture upward. Quikrete’s Waterproofing Membrane stops this, but only if applied at 50 sq. ft. per gallon - thinner coats breathe.
- Soft spots near the toilet or vanity. Quikrete Structural Repair can save a subfloor if caught early; left alone, the particleboard swells and the tile bed loses support. We’ve replaced three in Pomona’s Mayfair area this past year.
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AfterReplacement Cost & What’s Included
| Scope | Price Range in Pomona |
|---|---|
| Small bathroom remodel (5′ x 8′ or less) | $5,000 - $12,000 |
| Full bathroom remodel (standard layout) | $9,000 - $28,000 |
| Walk-in shower installation (Quikrete pan + waterproofing) | $4,500 - $12,000 |
| Tub-to-shower conversion | $3,500 - $10,000 |
| Shower replacement (tile-ready pan system) | $3,000 - $8,500 |
| Bathroom vanity installation | $800 - $3,000 |
What drives the range: material grade (Kohler versus Toto fixtures, Cambria versus Silestone tops), whether we’re moving plumbing, and what we find when the old pan comes out. Every quote is flat and written before work starts - Clause 1 of the Haven Standard. The price includes Quikrete materials, tile or surround labor, fixture rough-in, and a 365-Day Done Right Promise. No change proceeds without a signed change order, which is how we’ve kept projects within a few percent of the agreed number across 4,000-plus jobs.
DIY or Call Us?

There’s a safe middle ground here. A homeowner can verify the bag stamp on existing material, check the drain flange for movement with a gentle wiggle, and photograph any cracks for documentation. What you shouldn’t attempt: pouring a shower pan (the 1/4-inch-per-foot pre-slope is unforgiving, and a hollow spot means failure), flood-testing your own membrane (a slow leak destroys the subfloor before you notice), or grinding old thinset off a concrete slab without a HEPA vacuum and respirator.
Measure twice, then we can talk. If you’re staring at a cracked pan or dark grout lines that won’t lighten, call (626) 606-1081 and we’ll schedule a free estimate with a written price before any work starts.
FAQs
A properly poured Quikrete Floor Mud pan with full waterproofing lasts 20-30 years in Pomona’s dry, warm conditions, which actually extend lifespan versus coastal humidity. The failure point is almost always installation error, not material degradation. Call (626) 606-1081 for an exact quote - estimates are free.
Surface cracks under 1/8 inch can sometimes be bridged with Quikrete Polymer Modified Structural Repair and a fresh membrane coat, but only if the pan passes a 24-hour flood test afterward. Structural cracks, soft subfloor, or drain flange movement mean full replacement. Call (626) 606-1081 for an exact quote - estimates are free.
Demo to final fixture typically runs 10-14 business days for a standard 5′ x 8′ bathroom in Pomona, assuming no plumbing relocation. Custom tile layouts, imported fixtures, or subfloor repair adds time - we document any delay with a photo record and a revised timeline in writing. Call (626) 606-1081 for an exact quote - estimates are free.
We stock Quikrete Floor Mud, Waterproofing Membrane, and polymer repair products on every truck, plus Laticrete and Mapei alternatives for same-day specification changes. Specialty colors or large-volume pours may need a 24-hour pull from our supplier in Ontario. Call (626) 606-1081 for an exact quote - estimates are free.
Written by Grant Rowan, Owner, Rowan Construction Group Pomona at Rowan Construction Group Pomona, serving Pomona and nearby areas.







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