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Unilock Construction in Fontana, CA | Milpitas Construction
Unilock paver installation and repair in Fontana typically runs $3,500 to $18,000 depending on scope, and we handle everything from full driveway rebuilds to patio resets. We’re Milpitas Construction, an independent Unilock installer, not a manufacturer affiliate. What separates our work in Fontana is simple: we install against Cajon Pass wind uplift and high-UV exposure, not just against a catalog photo. Call us at (877) 752-4194 for a free site walk and line-item estimate on your paver project. Unilock sales & service is one of many brand lines we carry, but it’s the one we spec most often for Inland Empire slabs.
Why Fontana Residents Choose Us for Unilock Service
Ken Stafford, our owner, cut his teeth on residential builds where the soil moves and the sun doesn’t quit. He grew up near the Milpitas BART station when that corridor was mostly warehouse lots, and he’s carried that practical, no-shortcuts mindset into every paver job we run. For Fontana homeowners, that means something concrete: we’ve laid thousands of square feet of Brussels Block and Beacon Hill across Inland Empire lots, and we know how those units behave under triple-digit summer heat and winter rain that comes hard and leaves fast. We don’t guess at base preparation. We build it for the slab you actually have, not the one on a spec sheet.
We’re a full-scope general contractor, which matters more than you’d think on a paver project. When your hardscape ties into a room addition, a garage conversion, or a stucco exterior, we handle the whole scope under one contract. No finger-pointing between a paver crew and a foundation guy. That’s the Fontana service area we work in every week, from the newer north-side tracts to the older south-side stock.
Styles & brands we work with







Common Unilock Construction Problems We Solve in Fontana
Fontana’s climate is not gentle on hardscape. Here’s what we see most often and what causes it:
- Efflorescence blooming on Brussels Block and Beacon Hill after winter rain. Fontana gets short, intense wet spells that saturate the base and pull salts up through the paver face. If the base drainage is marginal on flat inland lots, white powdery staining follows. Fixing it means fixing the water path, not just scrubbing the surface.
- Edge spalling and unit cracking from wind-driven debris. Santa Ana events funnel through the Cajon Pass and throw gravel, palm fronds, and loose roof tile at hardscape. Poly-sand joints open when they’re sun-baked, then debris smacks the exposed edges. We reset and re-sand those joints before the cracking spreads.
- Base failure and rutting in paver driveways over native soil. A lot of 1990s and 2000s tract-home slabs in Fontana had pavers laid directly over compacted native soil with no geotextile. Twenty years later, the base migrates, and driveways rut. We excavate, install geotextile, re-compact in lifts, and re-lay the units properly.
- Color fade and surface pitting on darker U-Cara or SienaStone units. High UV and heat are relentless here. Unsealed darker pavers oxidize and pit faster than manufacturers’ coastal testing suggests. We recommend sealing cycles suited to inland exposure.
- Patio-to-room conversion mismatches. Fontana has a steady flow of patio enclosures and room additions. The old patio slab and the new hardscape need to meet at grade, and most crews don’t get that transition right. We do, because we’re also the contractor running the addition.
Unilock Service in Fontana: What Local Conditions Mean for Your Equipment
Here’s the thing most generic Unilock service in Bloomington pages will never tell you: many Fontana paver projects are triggered by room additions and ADU or garage conversions in the 92336 and 92337 tracts. The homeowner added square footage, and now the driveway or patio has to tie into a 20- to 30-year-old slab at an existing grade. That’s a matching problem, not just a paving problem. Coastal contractors rarely deal with it because coastal lots don’t have this volume of second-generation tract-home expansion. In Fontana, we match paver courses to old slab elevations, adjust base depth where the original pour drifted, and make the transition look intentional rather than patched. Our crew rebuilt a sunken Unilock Brussels Block driveway in the 92336 tract area near the old Kaiser Steel site where the original base had failed and poly-sand joints were washing out after winter rain. We excavated to 6 inches, re-compacted with geotextile, and re-laid Brussels Block with fresh edge restraints and polymeric sand. The homeowner now has a flat, stable driveway that sheds water instead of ponding at the garage door. That’s the difference between paving for a photo and paving for Fontana.
Unilock Models & Products We Service in Fontana
We install and repair the full residential Rialto Unilock service range: Brussels Block, Beacon Hill, SienaStone, and U-Cara wall systems. For repairs, we use Unilock OEM units and matching edge restraints, never off-brand substitutes. Polymeric sand and base materials are spec’d for inland heat and rapid drainage. We keep the most common Brussels Block and Beacon Hill units in local supply rotation, which means faster turnaround on Fontana repairs without waiting on a freight shipment from the Midwest. When base failure is isolated, we reset the affected field. When settlement is widespread or erosion undercuts the slab, we recommend full replacement rather than repeated patching. That’s the repair-versus-replace call we make honestly, every time.
See the difference
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AfterUnilock Service Pricing in Fontana
Paver work in Fontana prices by square footage, base condition, and access. Here’s what we quote:
| Service | Price Range |
|---|---|
| Paver Driveway Installation | $7,000 – $18,000 |
| Paver Patio Installation | $3,500 – $11,000 |
| Home Addition (with hardscape tie-in) | $45,000 – $130,000 |
Base repair, geotextile installation, and drainage correction add cost, but they’re the line items that determine whether your pavers last five years or twenty-five. A free estimate from us includes a site walk, base assessment, and written line-item breakdown. Call (877) 752-4194 to schedule one.
Serving Fontana, CA — Our Local Coverage Area
We’re based in the Fontana area and know this community well. Use the map below to see our service coverage — if you’re nearby, we can almost certainly help.
FAQs – Unilock Construction in Fontana
That’s efflorescence, and in Fontana it’s almost always a drainage problem, not a paver defect, as our Glen Avon Unilock service team sees regularly. Brief, intense winter rain saturates the base, and when flat inland lots don’t shed water quickly, salts migrate up through the paver face. We fix it by correcting base drainage and slope, then cleaning and sealing the units. Call (877) 752-4194 and we’ll diagnose your specific lot.
Yes, when it’s built with heavy edge restraints and properly compacted base. Pavers sit tight to the ground, so wind can’t get under them the way it gets under a carport roof. The wind-driven debris is the real threat, and that’s why we recommend sealed joints and a paver line with good edge durability. Beacon Hill handles Fontana wind conditions better than most.
Patios at grade typically do not require a permit in Fontana, but driveway replacements and any work tying into a room addition or ADU often do. We pull permits when the scope requires them and handle inspections in-house. It’s part of the single-contract service we provide.
Look for widespread rutting, multiple sunken areas, or pavers that rock underfoot. Isolated settlement can be reset. But if the base has failed across a large area, repeated patching is throwing money at a dying slab. We’ll excavate a test section and show you what’s under the surface before we recommend either path.
Lighter colors in the Brussels Block and Beacon Hill lines hold up best to UV fade. Darker units like charcoal U-Cara or SienaStone absorb more heat and oxidize faster without a sealing cycle. We spec color and sealant for inland exposure, not coastal averages. Call (877) 752-4194 for an exact recommendation on your project.
Service Areas Near Fontana
Beyond Fontana proper, we run Unilock paver and hardscape crews into the surrounding Inland Empire and high desert communities, including Silver Lakes, Piñon Hills, Marin City, San Juan Bautista, Castroville, and Prunedale. If you’re in one of those areas, we bring the same OEM-parts approach and inland-climate experience. We also provide Unilock service in Huntington Beach and Unilock service in Santa Ana for coastal projects that need a different moisture and UV profile.
Book Your Unilock Service in Fontana Today
If your Unilock pavers are failing in the Fontana heat and wind, our Pedley Unilock service crew says don’t patch them again. Call (877) 752-4194 and we’ll walk the site, assess the base, and give you a written line-item estimate. From the roofline to the paver course, one contractor, one conversation.
Written by Ken Stafford, Owner at Milpitas Construction, serving Fontana and the Inland Empire since the early 2000s.