







Free written scope consultation - allowances, timeline, and change-order rules on paper before a single trade is scheduled
Ameristar Bathroom Remodeling: The Miami Owner’s Guide
We stock and install Ameristar-compatible bathroom remodeling components across Miami, with full bathroom remodels typically running $10,620 – $33,040 depending on scope and materials. Most Ameristar-related failures we see involve worn valve cartridges, cracked acrylic panels, and failed shower pan liners, and we carry common replacements on the truck for same-visit fixes. You’ll usually know something’s wrong when you get a persistent drip that tightening won’t stop, a soft spot in the shower floor, or visible cracking around the drain collar. If you’re mid-remodel and a component gave out before the job was even finished, that’s a different conversation, and we handle that too.
Key Takeaways:
- Full Ameristar bathroom remodels in Miami run $10,620 – $33,040 installed
- Common failures: valve cartridges, shower pan liners, acrylic stress cracks from Miami humidity cycling
- We carry OEM and quality aftermarket Ameristar-compatible parts on the truck
- Written price before any work starts, every time
- Call (850) 801-8046 for a free estimate on parts or full replacement
Which Ameristar Models This Applies To

Ameristar’s bathroom line has shifted over the years, and the compatibility gotcha is real: their pre-2015 shower valves used a 1/2-inch NPT inlet spacing that doesn’t match the newer 3/4-inch trim kits, so you can’t just swap a new handle onto an old valve body without an adapter, and sometimes not even then. The quickest way to identify what you have is to pull the escutcheon plate and look for the stamped model number on the valve body itself, usually a two-letter prefix followed by four digits. If that plate is gone or corroded, measure the center-to-center distance between the hot and cold inlets; that alone tells us 90% of what we need to know before we even dispatch.
Sawyer Remodel Miami is an independent contractor, not affiliated with Ameristar, which matters here: we’re not locked into one manufacturer’s parts stream, so we’ll tell you honestly when an OEM cartridge is worth the extra money and when a quality aftermarket equivalent from a brand like Moen or Kohler will outlast the original. For acrylic panels and bases, the critical spec is the drain location offset, which varies by as much as 4 inches between Ameristar’s 60-inch and 72-inch base models. Get that wrong and your new drain won’t line up with the existing plumbing rough-in, which turns a simple swap into a floor-opening job.
Styles & brands we work with







Signs Your Ameristar Bathroom Remodeling Is Failing
- Persistent drip from the tub spout or showerhead after the handle is off. Nine times out of ten this is a worn cartridge seat, and the Ameristar pre-2015 cartridges are particularly prone to seat erosion from Miami’s hard water. Tightening the handle harder only deforms the stem and makes the eventual repair more expensive.
- Soft or spongy spot in the shower floor. This is the shower pan liner flexing, which means water has already worked its way between the base and the subfloor. In Miami’s humidity, that moisture doesn’t dry out on its own; it sits and rots the plywood until the pan cracks entirely.
- Visible cracks radiating from the drain collar. The acrylic Ameristar used on their mid-2010s bases was thinner than what they spec today, and the repeated expansion and contraction from hot showers followed by air-conditioned Miami air causes stress fractures right at the thinnest point. This is a replacement, not a patch job.
- Handle rotation feels gritty or binds partway. Mineral buildup inside the valve body is the usual culprit, especially in neighborhoods like Kendall and Hialeah where the municipal water runs hard. If you force the handle, you score the ceramic disc and then you’re replacing the whole cartridge instead of just descaling it.
- Water staining on the ceiling below a second-floor bathroom. This is almost always the tub drain gasket or the shower pan gasket, and by the time the stain shows, the leak has been active for weeks. We’ve pulled open ceilings in Brickell and Coral Gables where the damage was three feet wider than the stain suggested.
See the difference
Before
After
Before
After
Before
AfterReplacement Cost & What’s Included

Here’s what Ameristar-related bathroom work costs in Miami, installed, with parts and labor together:
- Valve cartridge replacement: $295 – $825, depending on whether it’s a single-handle or pressure-balanced model
- Shower pan liner replacement: $2,360 – $4,130, which includes pulling the base, checking the subfloor, and reinstalling with a new drain gasket
- Full acrylic base and wall surround replacement: $5,900 – $11,800, depending on square footage and whether the old base comes out cleanly
- Complete Ameristar bathroom remodel: $10,620 – $33,040, covering everything from rough-in work to tile, glass, and finish plumbing
What drives the range is access, age of the rough-in plumbing, and whether you’re replacing like-for-like or upgrading the fixture set. A 30-year-old Doral home with original galvanized supply lines costs more than a 2018 condo in Edgewater where the rough-in is already PEX or copper and the shutoffs actually shut off. Every quote includes a written price before we start, and the invoice you approve is the invoice you pay. The work is covered by our 365-Day Done Right Promise: if it’s not done right, we make it right, in writing, on every project.
DIY or Call Us?
You can absolutely check the model number, measure the inlet spacing, and snap a photo of the failure before you call, and that alone saves a return trip. What you shouldn’t do is attempt the swap yourself if any of the following is true: the main water shutoff to the bathroom doesn’t fully close, the valve body is recessed behind tile that you can’t afford to crack, or the failure involves anything downstream of the rough-in. Water damage is the expensive kind, and a $40 cartridge job that becomes a $4,000 ceiling repair because a compression fitting let go is a trade nobody should make.
This is the point where I say what I always tell clients: good work doesn’t need a sales pitch. We’ll tell you if the part is worth replacing or if the whole fixture has reached the end of its useful life, and we’ll price both so you can decide with real numbers. Call (850) 801-8046 and we’ll walk you through what you’re seeing before we even schedule the truck.
FAQs

A straightforward cartridge or gasket swap is a same-day job; a full acrylic base replacement runs two to three days; and a complete Ameristar bathroom remodel in Miami takes two to four weeks depending on tile scope, glass lead times, and whether the rough-in plumbing needs brought up to current code.
Small, non-structural surface cracks can sometimes be filled with an acrylic repair kit, but cracks radiating from the drain collar or any crack that flexes when you stand on it means the base has lost structural integrity and needs replacement, and in Miami’s humidity, a patched base is a temporary fix at best. Call (850) 801-8046 and we’ll tell you straight which camp yours falls in.
We keep common Ameristar valve cartridges, drain gaskets, and trim kits on the truck for Miami-area service calls, and for anything unusual we source from our supplier network same-week, not same-month. We also stock KraftMaid, Cambria, and Silestone components for the rest of the bathroom if you’re fixing more than one thing at once.
No, and that’s not a sales line; the written price you approve before we pick up a tool is the number on the invoice, and the only way it changes is if you add scope mid-project, which we confirm in writing before doing. It’s part of how we’ve run jobs since 2005 under The Relay Standard, and it’s non-negotiable.
If your Ameristar bathroom is failing, stop guessing and call (850) 801-8046. We’ll identify what you have, tell you what it costs, and put the price in writing before any work begins.
Written by Luca Romano, Owner & Lead Contractor, Sawyer Remodel Miami at Sawyer Remodel Miami, serving Miami and nearby areas.


