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Unilock Construction in Fontana, CA | Gold Star Contractors
We install, repair, and replace Unilock hardscapes across Fontana, from the post-war tract streets of 92335 to the newer subdivisions pushing up against the foothills in 92336 and 92337. As an independent contractor, we are not manufacturer-affiliated, which means we diagnose the actual failure – base, drainage, or product – before recommending anything. That matters here because Fontana’s split housing stock creates two very different sets of conditions for Unilock pavers and walls, and the fix that works on a 1960s Kaiser Steel slab won’t match what a 2005 stucco subdivision lot needs. Call (833) 382-8544 for a free estimate on any Unilock project.

Why Fontana Residents Choose Us for Unilock Service
Noel Carranza, our owner and general contractor, spent years doing concrete and finish carpentry across Orange County before building Gold Star Contractors. That hands-on time on actual job sites taught us something simple: hardscape failures are rarely about the paver. They’re about what’s underneath it. We bring that same Unilock-specific knowledge to Fontana, where the ground itself varies block to block, and we extend our Unilock service in Bloomington with the same care. We work with more than 50 vetted manufacturer brands, and Unilock is one of the hardscape lines we specify most often because its Brussels Block and Beacon Hill pavers perform exceptionally well when the base is done right. We manage the install, the repair, and the follow-through with one accountable team. One contractor. Every system. No handoff gaps. Fontana homeowners call us because they want Unilock depth without having to coordinate a paver crew, a drainage contractor, and a separate inspector.
Styles & brands we work with







Common Unilock Construction Problems We Solve in Fontana
- Efflorescence on Brussels Block and Beacon Hill pavers. Fontana’s summer irrigation cycles pull mineral salts up through the pavers, and Santa Ana winds dry the surface fast enough to leave white deposits behind. We see this most often on patios where base drainage is marginal. We treat the surface and correct the drainage so it stops coming back.
- Base settlement and rutting on paver driveways in south Fontana. The 1950s and 60s homes near the old Kaiser Steel plant sit on shallow slabs and expansive clay. When a paver driveway goes over that without proper excavation and aggregate depth, it settles. You get lippage, joint sand loss, and low spots that pond water. We rebuild the base to spec.
- U-Cara wall block shifting on sloped lots. In north Fontana, foothill lots with grade changes put real lateral pressure on retaining and planter walls. If a U-Cara wall was built without geogrid or drainage behind it, the block face starts to bulge. We correct the wall structure, not just the cosmetics.
- UV fade and surface spalling on older Copthorne and Brussels Block installations. Full-sun exposure and 100°F-plus heat take a toll over years. Older pavers lose color consistency and the surface texture goes chalky. We can often address this with replacement units and a good sealant, but only when the base is still sound.
- Undocumented slab edges and buried utility conflicts during patio or driveway work. In south Fontana’s 92335 tract, original plot maps don’t always show where old galvanized plumbing stubs or shallow foundation edges sit. We hand-excavate before grading. That step has saved more than one Fontana homeowner from a cracked pipe and an emergency repair bill.
Unilock Service in Fontana: What Local Conditions Mean for Your Equipment
Here’s a fact most out-of-town contractors miss about Fontana: the 1950s and 60s homes built for Kaiser Steel workers often have shallow slab foundations and no shear bracing, and that directly shapes how Unilock pavement and walls perform. In the 92335 tract streets near the old mill, an original concrete driveway might be only a few inches thick with no reinforcement, and it can end abruptly where the house slab begins. Put a paver system on top of that without accounting for the transition, and you get differential movement at the exact line where the two materials meet. We hit this regularly. In one project near the old Kaiser Steel plant, we tore out a cracked concrete driveway and installed a Unilock Brussels Block paver driveway over a compacted aggregate base with edge restraint. Because the original slab was shallow and unmarked, we hand-excavated around old galvanized plumbing stubs before grading. The finished driveway drains away from the house and has held up through two summers of 100°F heat without settlement. That’s the part of the job no one sees, and it’s the whole reason the job lasts. For Unilock work in Fontana, the base spec has to match the lot you actually own, not a generic recommendation.
Unilock Models & Products We Service in Fontana
We install and repair Unilock Brussels Block, Beacon Hill, Beacon Hill Flagstone, Copthorne, and the U-Cara wall system. On the parts side, we source genuine Unilock replacement pavers and wall units whenever the line is still in production. When a line is discontinued, we color-match quality aftermarket units that match thickness and compressive strength, so a repair doesn’t look like a patch. We stock common Brussels Block and Beacon Hill units locally for faster Fontana turnaround. For full-service Unilock work across the area, see our Unilock sales & service page for details on what we carry and how we handle repair-versus-replace decisions.
See the difference
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AfterUnilock Service Pricing in Fontana
Unilock work is priced by the square foot, but the real cost driver is what’s under the pavers. A Fontana patio or driveway over decent native soil with proper excavation runs differently than a job that requires removing an old Kaiser-era slab or correcting drainage on expansive clay. Here’s what to expect for common Unilock projects in Fontana:
| Project | Typical Fontana Range |
|---|---|
| Paver Driveway Installation | $7,000 – $18,000 |
| Paver Patio Installation | $3,500 – $11,000 |
| Driveway Replacement | $5,000 – $14,000 |
| Concrete Driveway Installation | $4,500 – $12,000 |
| Driveway Sealing | $250 – $700 |
Every estimate is free. We walk the site, check the base, check the drainage, and give you a written line-item quote before any work starts. Call (833) 382-8544 to set one up.
Serving Fontana, CA — Our Local Coverage Area
We’re based in the Fontana area and know this community well, and we also provide Rialto Unilock service. Use the map below to see our service coverage — if you’re nearby, we can almost certainly help.

FAQs – Unilock Construction in Fontana
Fading and surface spalling happen over years of full-sun exposure, especially on older Copthorne and Brussels Block units, but a properly installed Unilock system handles Fontana heat well. Cracking is almost always a base failure, not a paver failure. We treat fade with surface restoration and proper sealing. For an exact read on your pavers, call (833) 382-8544 and we’ll inspect them for free.
Sunken spots on south Fontana driveways come from base settlement over expansive clay or the edge of an old shallow Kaiser Steel-era slab. The pavers are fine; the support underneath gave way. We rebuild the base with proper aggregate depth and compaction. Call (833) 382-8544 for a free estimate on the repair.
Yes. Brussels Block is still in production, so we source genuine Unilock replacement units. If the pavers have aged or faded, we can often blend new units with the existing field so the repair doesn’t stand out. If the line had been discontinued, we’d color-match a quality aftermarket unit with the same thickness and compressive strength.
Permit requirements in Fontana depend on wall height and location. A front-yard planter wall under the city’s height threshold may not need a permit, but any U-Cara wall over roughly 3 feet or one retaining significant grade likely does. We check current city requirements for every job and pull permits when they’re needed, so the wall passes inspection the first time.
Santa Ana winds dry out joint sand and can lift fines from the surface, especially on patios where the sand is already low from settlement or poor edge restraint. We re-sand joints with the right polymeric product and repair any edge restraint failure so the patio holds. For a patio assessment in north Fontana, or to ask about our Glen Avon Unilock service, call (833) 382-8544.
Service Areas Near Fontana
Beyond Fontana, we provide Unilock service throughout the surrounding Inland Empire. See our Fontana service area page for a full map of coverage. We serve Corona, Home Gardens, El Cerrito, Norco, Eastvale, and Jurupa Valley, and we also offer Unilock service in Lake Forest and Unilock service in Tustin for projects farther south.
Book Your Unilock Service in Fontana Today
Get your Unilock project priced by people who actually install and repair these systems every day in Fontana, including our Pedley Unilock service. Call (833) 382-8544 for a free estimate, or to ask about your specific pavers, wall, or drainage issue. One call, done right – that’s the only way we know how to run a job.
Written by Noel Carranza, Owner at Gold Star Contractors, serving Fontana and the surrounding Inland Empire.