Kitchen remodeling
Bathroom remodeling
Home additions & ADU
Roofing
Windows & doors
Driveway & pavers
FenceFree written scope consultation - allowances, timeline, and change-order rules on paper before a single trade is scheduled
CWS Construction in Fontana, CA | Alder Contractors
We provide independent CWS service across Fontana, handling everything from shower enclosure rebuilds to full bath system replacements, and also offer Pedley CWS service. Most of the CWS hardware we touch here is original 1980s – 2000s builder-grade equipment on its first replacement cycle, which means the failure patterns are predictable and fixable. That’s the difference: our crews know what Fontana’s dust and heat do to CWS track systems, and we diagnose accordingly. Call (833) 467-7020 for a free estimate.
Why Fontana Residents Choose Us for CWS Service
CWS built shower and bath enclosures into a large share of Fontana’s tract housing stock, and we’ve worked on those units long enough to know their quirks. Nelson Ibarra, our owner, grew up in the Willow Avenue corridor of Rialto and learned building technology at Chaffey College in Rancho Cucamonga before spending three decades on Inland Empire job sites. That background shapes how we approach CWS sales & service: we treat every enclosure as a mechanical system that degrades in specific, predictable ways, not as a mystery box. We stock OEM-equivalent rollers, hinges, sweeps, and handle sets matched to original CWS extrusion profiles, so a track rebuild doesn’t turn into a two-week parts wait. And because we work these neighborhoods weekly, we know what a Fontana shower enclosure looks like after ten summers of 100°F-plus heat and Santa Ana dust.
Styles & brands we work with







Common CWS Construction Problems We Solve in Fontana
These are the failures we see most often on CWS units in this city. Each one is tied to a local condition that accelerates it.
- Roller and track wear on CWS sliding enclosures. Fontana’s dry basin air puts a fine dust into the bottom track that grinds nylon rollers flat. The door starts dragging, then chips a glass edge, then stops sealing. If you’re in a 92336 or 92337 tract home still on original rollers, this is usually the first thing to go.
- Gasket and seal degradation in slab-on-grade wet zones. Fontana gets very little rain, so the shower is the only moisture your sealant ever sees. Our hard local water leaves calcium deposits in the seam, and the seal fails before the glass does. Water sits where it shouldn’t, and you get slow seepage at the curb.
- Drying and shrinking of factory seals on frameless CWS units. Stretches of 100°F-plus summer days bake rubber sweeps until they pull away from the glass, sag, and leak at the curb. We see this most on west-facing bathrooms in Fontana’s 1980s – 2000s Mediterranean-style tracts.
- Fogging or delamination of factory-sealed shower glass. Daily thermal cycling between hot afternoons and cool high-desert nights stresses the seal between panes. Once that fog appears, it can’t be polished out; replacement is the honest call.
- First-replacement hardware fatigue. Because so much of Fontana’s housing is original builder-grade construction, many CWS units are still on their original rollers, seals, and extrusions thirty-plus years later. The hardware isn’t defective; it’s just done.
CWS Service in Fontana: What Local Conditions Mean for Your Equipment
Here’s the insight that separates Fontana from Bloomington CWS service and every other Inland Empire city we serve. Fontana sits south of the Cajon Pass in an alluvial corridor where Santa Ana winds carry desert grit across the basin constantly. Local crews know that after a Santa Ana wind event, concrete tile roofs along the 92336 and 92337 tract corridors shed ridge tiles routinely. The same wind pushes fine dust through window and door seams, into bathroom vents, and eventually into shower tracks. Combine that dust with slab-on-grade construction, where the shower pan sits directly on concrete that holds temperature like a battery, and you get a thermal-dust cycle that flattens CWS nylon rollers years before the glass shows any wear at all. We’ve pulled track assemblies off original CWS enclosures in Fontana where the roller was worn through to the bearing, while the glass and frame were still clean. A neighboring city like Rialto or Colton gets less wind scouring because of how the terrain sits. Fontana gets the full funnel from the pass.
CWS Models & Products We Service in Fontana
We service CWS sliding glass shower door and enclosure systems, CWS frameless and semi-frameless shower enclosures, CWS vanity and bath storage units, and CWS specialty bath hardware and accessories. Our parts approach is OEM-equivalent: rollers, hinges, sweeps, and handle sets matched to the original extrusion profile. A mismatched roller profile is the main reason sliding units get re-bought too early, so we don’t do mismatches. For fast Fontana turnaround, we keep the most common OEM-matched replacement parts on hand for the enclosure models most common in 92334 through 92337 tract housing. When a client off the 92336 corridor needs a roller rebuild, we’re typically not waiting on a distributor shipment.
See the difference
Before
After
Before
After
Before
AfterCWS Service Pricing in Fontana
CWS repair and replacement costs in Fontana depend on what’s failed, whether the glass is salvageable, and whether we’re rebuilding an existing enclosure or installing a new system. Here are the ranges we quote most often:
| Service | Price Range |
|---|---|
| Walk-In Shower Installation | $4,500 – $12,000 |
| Tub-to-Shower Conversion | $3,500 – $10,000 |
| Shower Replacement | $3,000 – $8,500 |
| Bathroom Vanity Installation | $800 – $3,000 |
A free estimate includes a full evaluation of your existing CWS hardware, the repair-versus-replace call on the glass and track, and a written line-item quote. Call (833) 467-7020 to schedule yours.
Serving Fontana, CA — Our Local Coverage Area
We’re based in the Fontana area and know this community well, just as we do for our Rialto CWS service. Use the map below to see our service coverage — if you’re nearby, we can almost certainly help.
FAQs – CWS Construction in Fontana
We’re independent. Alder Contractors is not affiliated with or authorized by CWS, which means we don’t work from a manufacturer script and we don’t have a quota to push new product lines. We diagnose the CWS system in front of us and give you an honest repair-or-replace call. If the frame is sound and the glass isn’t fogged, we rebuild it. If it’s done, we tell you that too.
We use OEM-equivalent CWS hardware, matched to the original extrusion profile on your enclosure. Rollers, hinges, sweeps, and handle sets are sourced to the same dimensional spec as the original. A mismatched roller profile is the main reason sliding CWS units get re-bought before they need to be, so we hold that line firmly.
Most roller and sweep rebuilds on CWS sliding enclosures are completed in a single visit, because the common parts for Fontana’s tract housing stock are already on our truck. A full tub-to-shower conversion runs longer, typically a few days to a week depending on tile work. We’ll give you a specific timeline at the estimate, and it won’t drift. Call (833) 467-7020 to get yours scheduled.
We cover CWS sliding glass shower door and enclosure systems, frameless and semi-frameless shower enclosures, vanity and bath storage units, and specialty bath hardware. If it’s CWS and it’s on a shower or bath, we’ve likely worked on the exact model in a Fontana tract home already.
Shower replacement typically runs $3,000 to $8,500 in Fontana, depending on glass size, frame complexity, and whether we’re working with an existing pan or rebuilding the curb. Tub-to-shower conversions run $3,500 to $10,000. The biggest variable is whether the original glass is fogged between panes; if it is, replacement is the only honest path. Call (833) 467-7020 for an exact quote; estimates are free.
Service Areas Near Fontana
We handle CWS service across Fontana and the surrounding Inland Empire communities. That includes Fontana service area coverage for the 92334, 92335, 92336, and 92337 ZIPs, plus work in Bloomington, Muscoy, Grand Terrace, and CWS service in Colton. We also regularly serve CWS service in San Bernardino for clients whose tract homes match the same builder-grade patterns we see throughout the corridor.
Book Your CWS Service in Fontana Today
If your CWS shower door drags, leaks at the curb, or has fogged between the panes, we’ll tell you exactly what’s wrong and what it costs to fix. Call (833) 467-7020 to schedule your free estimate. Our crews know Fontana’s housing stock from the 92336 corridor to the 92335 core, and bring that same expertise to our Glen Avon CWS service. Do it right the first time; the callback always costs more than the extra hour up front.
Written by Nelson Ibarra, Owner at Alder Contractors, serving Fontana and the Inland Empire since 1995.