Free written scope consultation - allowances, timeline, and change-order rules on paper before a single trade is scheduled
Tremron Bathroom Remodeling: The Santa Clarita Owner’s Guide
Tremron bathroom remodeling in Santa Clarita typically runs $9,000-$28,000 installed, depending on scope, with most projects quoted and scheduled within 48 hours. We stock Tremron-compatible hardscape and masonry materials for bathroom applications, including shower pan bases, tile underlayment systems, and waterproofing membranes that integrate with Tremron’s paver and stone product lines. Most Santa Clarita homeowners discover an issue when they notice efflorescence (white mineral deposits) pushing through grout lines, or when a shower pan tile bed shifts and cracks after the winter rains let the hillside soils expand and contract beneath the foundation.
Which Tremron Models This Applies To
Tremron manufactures hardscape products rather than traditional bathroom fixtures, so “Tremron bathroom remodeling” refers to integrating their stone, paver, and masonry systems into wet-area applications: shower floors, tub surrounds, bathroom accent walls, and steam-room enclosures. The critical compatibility question is which Tremron series you have, since their permeability ratings and mortar-bed requirements vary significantly.
The Stonehurst and Olde Towne paver lines are the most common in Santa Clarita bathroom retrofits, identifiable by the stamped model code on the pallet tag (SH- for Stonehurst, OT- for Olde Towne) and by the 2-3/8″ nominal thickness. The Bluestone and Travertine natural stone series carry different absorption rates - 0.4% versus 1.2% - which determines whether a traditional mortar bed or a Schluter-Kerdi membrane system is the correct substrate. We have replaced Stonehurst shower floors in Valencia where the original installer used standard thinset instead of a modified polymer mortar rated for submerged applications; the pavers loosened within 14 months.
OEM Tremron materials versus quality aftermarket equivalents: Tremron does not manufacture setting materials or waterproofing membranes, so “OEM” in this context means sourcing through Tremron’s approved distributor network versus using equivalent-spec products from Laticrete or Mapei. We typically specify Laticrete 254 Platinum for the bond coat and Hydro Ban for the waterproofing layer - both meet or exceed Tremron’s published substrate requirements and carry independent ANSI A118.15 certification. The price difference is negligible; the performance difference in Santa Clarita’s hard-water environment is measurable.
Signs Your Tremron Bathroom Remodeling Is Failing

- Grout cracking in a straight line across the shower floor. This indicates substrate movement, usually from a compromised mortar bed or missing expansion joint at the shower curb. In Santa Clarita’s Canyon Country neighborhoods, we see this where the original installer omitted the perimeter isolation strip required by TCNA Handbook Method B415.
- White powdery residue on paver or stone surfaces that returns after cleaning. Efflorescence means moisture is migrating through the tile body and depositing minerals. With Tremron’s concrete-based pavers, this signals either a failed waterproofing membrane or a missing vapor barrier beneath the mortar bed.
- Loose tiles that sound hollow when tapped. The bond coat has failed, often from using non-modified thinset in a wet area or from installing over a contaminated substrate. We find this frequently in Saugus bathrooms where DIYers used premixed “tile adhesive” from a big-box store.
- Staining or darkening at the shower drain perimeter. The clamping ring drain seal has failed, allowing water to bypass the waterproofing layer and saturate the mortar bed. Tremron pavers are dense, but the bed beneath them is not; once wet, it stays wet.
- Musty odor that persists after cleaning. This is the late-stage symptom. Water has reached the wall cavity or subfloor, and microbial growth has begun. In Santa Clarita’s warm months, this accelerates rapidly.
Before
AfterReplacement Cost & What’s Included
| Scope | Price Range |
|---|---|
| Shower floor replacement (Tremron pavers, membrane, mortar bed) | $3,500-$8,500 |
| Full shower surround (walls and floor, Tremron stone or paver) | $6,500-$15,000 |
| Complete bathroom remodel with Tremron hardscape accents | $9,000-$28,000 |
| Small bathroom (under 40 sq ft wet area) | $5,000-$12,000 |
The range depends on three factors: whether we can salvage the existing waterproofing layer (rare), whether the substrate requires sistering or replacement (common in 1980s Santa Clarita tract homes with particle-board subfloors), and whether the Tremron product specified is in current production or requires special-order from the Jacksonville, Florida distribution center. Our quote includes demolition, disposal, substrate preparation, new waterproofing membrane, setting materials, Tremron materials, grout, sealant, and cleanup. Under Clause 1 of the Haven Standard, the price is written before anyone starts. The 365-Day Done Right Promise covers workmanship; manufacturer defects are handled per Tremron’s published warranty. We also stock KraftMaid, Cambria, and Silestone for integrated bathroom projects.
DIY or Call Us?

There is one safe homeowner check: run water and watch the drain area for 10 minutes. If you see water tracking along the grout lines rather than draining directly, you have a drainage-plane issue. Document it with photos.
Everything beyond observation carries real risk. Removing a failed mortar bed without damaging the waterproofing membrane requires knowing where the membrane terminates - usually 6 inches up the wall, hidden behind tile. Using a hammer and chisel blindly guarantees penetration. The membrane itself, if salvageable, must be flood-tested per TCNA guidelines before new tile goes down; most homeowners skip this and discover the leak six months later. And the weight of Tremron’s 2-3/8″ pavers on a shower curb creates a shear load that standard construction methods do not address without a bonded reinforcing element.
We are not affiliated with Tremron. We are an independent contractor that has installed their products in Santa Clarita since 2012. If you are seeing the symptoms above, call (747) 294-3985. We will schedule a free estimate, inspect the substrate with you present, and deliver a written price before any work starts.
FAQs
A properly installed Tremron shower floor with full waterproofing should last 20-25 years in Santa Clarita’s climate. The limiting factor is usually not the paver or stone itself - Tremron’s concrete products test to 8,000+ PSI compressive strength - but the mortar bed and membrane beneath it. Hard water accelerates grout degradation; we specify epoxy grout in high-mineral areas like Canyon Country for this reason. Call (747) 294-3985 for an exact quote - estimates are free.
Grout can be re-done, but if the substrate is wet or the membrane is breached, surface repair is temporary. We have opened too many “repaired” showers in Stevenson Ranch where the owner spent $800 on re-grouting only to face full replacement 18 months later. The honest answer: if you have efflorescence, loose tile, or odor, the assembly has failed and needs replacement. Call (747) 294-3985 for an exact quote - estimates are free.
Demolition through final sealant: 5-7 working days for a standard 36″ x 48″ shower. Day 1-2: demo and substrate prep. Day 3: membrane installation and flood test (24-hour hold). Day 4-5: Tremron installation and grout. Day 6-7: sealant, cleanup, and photo documentation. Larger showers or natural stone, which requires additional sealing, add 1-2 days. We do not promise same-day completion on planned remodeling work; anyone who does is cutting a step you will pay for later. Call (747) 294-3985 to schedule.
We stock setting materials, membranes, and drainage components on every truck. Tremron pavers and stone are job-ordered from the regional distributor in Los Angeles, with typical delivery of 3-5 business days for in-stock items. Specialty cuts or discontinued colors may extend this. We order only after you approve the written quote, and we confirm delivery before scheduling demolition. No surprises, no storage fees, no “the tile is back-ordered” calls after we have your bathroom torn apart. Call (747) 294-3985 for an exact quote - estimates are free.
Rowan Construction Group Santa Clarita is independently owned and operated. We have delivered 4,000-plus projects since 2007, every one with a written price before work started and a documented photo record when the crew left. Grant Rowan and our team hold subcontractors to the same punch-list discipline we hold ourselves to. Measure twice, document once, build it right the first time.
Written by Grant Rowan, Owner, Rowan Construction Group Santa Clarita at Rowan Construction Group Santa Clarita, serving Santa Clarita and nearby areas.







Before
After
Before
After