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CGI Bathroom Remodeling: The Dallas Owner’s Guide
A full CGI bathroom remodel in Dallas runs $9,000 to $28,000 installed, depending on whether you’re replacing a tub-shower combo or reconfiguring the entire footprint. Mason Remodeling Co Dallas stocks the hardware, trim, and rough-in components most CGI bathrooms use, so you’re not waiting weeks on a backordered finish piece. We’re an independent contractor, not affiliated with CGI by corporate tie, but we’ve torn out enough CGI-era bathrooms to know exactly what’s behind those walls and what it takes to replace it properly.
Most Dallas homeowners don’t call us because they hate the look of their CGI bathroom. They call because something stopped working: a shower valve that won’t hold temperature, a vanity that’s swollen at the base from a slow leak, a toilet flange that’s finally given up after twenty years of Texas slab shifting. Sometimes it’s a full gut, sometimes it’s a targeted replacement. Either way, you want to know what it costs and who’s walking through the door. That’s what this page is for.
Which CGI Models This Applies To

CGI bathrooms in Dallas fall into two broad categories: original-build bathrooms from the 1990s and early 2000s, and more recent CGI remodel packages installed by third-party contractors. The older ones are the trickiest. Many used 60-inch fiberglass tub-shower units with integrated surrounds, and the trim hardware was often an obscure off-brand valve cartridge that’s no longer manufactured. If your home was built between 1995 and 2010 and the bathroom still has its original fixtures, assume the valve is obsolete and plan for a rough-in replacement rather than a cartridge swap.
The practical decision is OEM versus aftermarket. For visible finishes like shower trim, Moen and Delta make quality aftermarket kits that fit standard CGI valve bodies with minimal fuss. For structural pieces like tubs, vanities, and shower pans, aftermarket is often the better value because the original CGI part either isn’t made anymore or is priced at a premium for the brand name only. What we stock on the truck covers the common failures: Moen and Delta cartridges, PVC and ABS trap assemblies, toilet flange repair kits, and standard 60-inch shower valve rough-ins. If you’ve got something unusual, we’ll identify it, source it, and give you a written price before the work starts.
Styles & brands we work with







Signs Your CGI Bathroom Remodeling Is Failing
- Shower temperature swings when someone flushes a toilet. This means the pressure-balancing valve is worn out. Common in older CGI bathrooms because hard Dallas water eats at the internal seals over 15 to 20 years. A replacement cartridge fixes it in about an hour if the valve body is still sound.
- Water stains on the ceiling below the bathroom. Almost always a failed shower pan gasket or a slow leak at the tub drain. We see this constantly in Dallas homes on pier-and-beam foundations, where slight movement stresses the drain connections. The longer it runs, the more subfloor repair you’re paying for.
- Vanity doors that no longer close square or drawers that stick. Particleboard doesn’t handle bathroom humidity in a Texas summer well. Once the cabinet box swells, you can’t un-swell it. Replacement is the fix, and a solid plywood vanity costs about $800 to $3,000 installed depending on size and finish.
- Grout cracking along the floor-to-wall transition. North Texas clay soil expands and contracts with seasonal moisture swings, and slab foundations move just enough to crack rigid grout lines. If you see this in a CGI bathroom, there’s likely movement behind the tile too. Regrouting is a bandage; a proper tub-to-shower conversion with a Schluter waterproofing membrane lasts far longer.
- Mold at the base of the tub or along the surround seams. That’s a drainage issue or a failed silicone seal, and in an older CGI bathroom it usually means water has been getting behind the surround for months. The visible mold is never the whole story. We’ve opened walls in Oak Cliff to find studs that looked fine from the outside and were soft enough to push a screwdriver through.
See the difference
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After
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AfterReplacement Cost & What’s Included

A Dallas CGI bathroom remodel ranges from $9,000 to $28,000 installed. Small bathrooms and cosmetic updates that keep the existing footprint tighten toward the lower end. Full-tearout remodels with a new walk-in shower, new vanity, custom tile work, and a tub-to-shower conversion climb past $20,000 in most Dallas neighborhoods. That’s the honest spread, and you should be skeptical of any contractor quoting a full remodel under $8,000 unless they’re leaving the plumbing in place and doing a basic refinish job.
What drives the range? Three things: whether the floor plan changes, what brands you choose for fixtures and tile, and what’s hiding behind the walls. You should know who is coming, what it costs, and what happens if something goes wrong – before we ever pick up a tool. We quote parts and labor separately so you can see exactly what you’re paying for. Every Mason Remodeling Co Dallas bathroom project includes a written guarantee covering our workmanship for 365 days from the completion date. If anything we installed fails within that year, we return and fix it at no charge. No dispute process, no phone tag, no conditions.
DIY or Call Us?
You can safely inspect a few things yourself: check under the sink for crusty white mineral deposits at the shutoff valves, listen for water running when no fixture is on, and test whether the shower handle turns smoothly or feels gritty. Those observations help you tell us what you’re experiencing before we arrive. What you shouldn’t do is open the wall around a CGI shower valve or attempt to replace a tub drain yourself. If you crack a PVC drain pipe or cross-thread a shower riser, you’ve turned a $300 repair into a $2,000 one. We’ve seen it happen in Dallas more times than you’d believe.
If the failure is behind tile, behind the tub, or under the slab, call us at (432) 302-8761. Isaac Pruett has been running jobs like this for over two decades, and he still walks every project himself before the first tool comes off the truck. A plan on paper and a house in front of you are two different things. We’ll give you a written estimate, and you’ll know exactly what you’re paying before any work begins.
FAQs

Expect 15 to 25 years from the major components before something gives out. Dallas water hardness and Texas heat accelerate wear on valve seals, caulk, and particleboard cabinets. The tub or shower pan can go 30 years if it was installed correctly and never developed a hidden leak.
Sometimes. Cartridges, drain assemblies, and trim kits are typically repairable the same day we come out. But once a tub, shower pan, or vanity cabinet has structural failure, repair just delays the inevitable and often costs more in total. We’ll tell you straight which side your fixture falls on, and the estimate is free either way. Call (432) 302-8761.
A standard tub-to-shower conversion or a single-bathroom remodel in a Dallas home takes 7 to 14 working days from demo to final walkthrough. Larger projects with floor plan changes run 3 to 5 weeks. We’ll give you a written schedule before we start, and we update you if anything shifts.
We stock the common replacement parts on our trucks: Moen and Delta cartridges, drain assemblies, toilet flanges, and standard valve rough-ins. For CGI-specific or discontinued pieces, we source through our supplier network, which includes brands like KraftMaid for cabinetry, Cambria and Silestone for surfaces, and Moen and Kohler for fixtures. If a part is genuinely unavailable, we’ll tell you before you spend a dime.
Call (432) 302-8761 for your free estimate. A live person answers, day or night. You’ll get a written price, a straight answer, and a crew you can recognize by name before they ever ring your doorbell.
Written by Isaac Pruett, Owner, Mason Remodeling Co Dallas at Mason Remodeling Co Dallas, serving Dallas and nearby areas.


