Free written scope consultation - allowances, timeline, and change-order rules on paper before a single trade is scheduled
Unilock Construction in Laguna Hills, CA | Rowan Construction Group Mission Viejo
Laguna Hills Kitchen Remodeling and Unilock paver installation and repair in Laguna Hills runs $3,500-$18,000 depending on scope, with most driveway and patio projects quoted in writing before any ground is broken. We provide independent Unilock construction service across Laguna Hills - not manufacturer-authorized, but spec-trained and stocked with matching OEM pavers and jointing materials. The one thing that separates our work here is how we account for the city’s cut-and-fill 1970s grading pads and the paleontological monitoring requirements that can attach to hillside excavation. Call (657) 297-4635 to schedule your free written estimate.
Why Laguna Hills Residents Choose Us for Unilock Service
We’ve installed and repaired Unilock sales & service systems on hillside lots across Laguna Hills for years. Grant Rowan learned the trade at Los Angeles Trade-Technical College, picked up framing and finish work there, and spent the better part of two decades running crews across Orange County - including years of work in the Casta del Sol and Painted Trails neighborhoods nearby, where HOA standards and hillside grading keep you honest. He still shows up to bids with a tape measure already in hand.
Our crew buys Unilock through authorized distributors and installs to manufacturer spec. We’re not sponsored or warranty-endorsed by Unilock, and we don’t pretend to be. What we do is stock OEM Unilock pavers, jointing sand, and edge restraints so repairs blend with existing fields, and we quote every job with a flat written price before any work starts. Under Clause 1 of The Haven Standard, that number is fixed - no change proceeds without a signed change order, which is why our projects finish within a few percent of the agreed cost.
Laguna Hills Bathroom Remodeling and every visit includes a documented photo record as standard. Background-checked, uniformed technicians. A live person answers calls 24/7. The 365-Day Done Right Promise is printed on every page, backed by terms, not an asterisk.
Common Unilock Construction Problems We Solve in Laguna Hills

- Polymeric sand joint washout on Sunset Ridge and Indian Hills driveways. The original 1970s mass grading left variable-depth compacted fill beneath these lots. That fill settles unevenly under the paver base, creating low spots where water ponds and washes the sand from joints - even when the Unilock pavers themselves are intact. We see this quoted as full replacement elsewhere; often it’s a base re-compaction and re-sand.
- Efflorescence on Brussels Block and Beacon Hill pavers in Casta del Sol and The Woods. Laguna Hills’ expansive marine clay soils wick moisture upward through the base during winter storm surges channeled by the Aliso Creek drainage corridor. The result is a white mineral bloom on paver surfaces that returns after pressure washing unless the base drainage is addressed.
- Edge restraint failure and paver creep on slope-adjacent patios. Cut-and-fill pads and concentrated slope runoff undermine the compacted base and push the edge course out of line. We’ve re-set more edge courses in The Woods than we can count, usually because the original installer didn’t account for the hydraulic load coming off the hillside.
- Color fade and surface spalling on Richcliff and Umbriano pavers. Dry Santa Ana wind events and intense south- and east-facing exposure strip color and pit the surface, particularly on unsealed driveways and patios. Sealing helps; replacement is the only fix once spalling reaches a certain depth.
- Base failure from clay heave on post-tension slabs. Many Laguna Hills homes sit on post-tension concrete engineered for expansive clay subsoils. When we cut for drainage or plumbing integration on paver-adjacent work, GPR scanning to locate embedded tendons is non-negotiable - a step flat-lot contractors sometimes skip.
Before
AfterUnilock Service in Laguna Hills: What Local Conditions Mean for Your Equipment
Laguna Hills sits on rolling marine terrace and hillside terrain carved by the Aliso Creek watershed. The 1970s master-planned build-out mass-graded these hillsides with cut-and-fill pads of variable depth, and contractors who work the lots along Sunset Ridge and Indian Hills know that foundation assumptions from neighboring flat-lot cities don’t hold here. Pre-construction soils reports are effectively non-optional on any project involving structural loads.
Here’s the part that catches Unilock owners specifically: Laguna Hills’ documented paleontological sensitivity, marked locally by the Costeau Pit Monument, means ground-disturbing excavation for paver driveways and patios on undisturbed hillside lots can trigger mandatory paleontological resource monitoring. This adds a monitor cost and permitting step that flat-lot cities like Mission Viejo and Lake Forest don’t typically require. We’ve navigated this requirement on multiple Laguna Hills service area projects. It doesn’t kill the job; it just needs to be in the scope and the price from day one. Under The Haven Standard, we put it in writing.
The same marine clay that triggers monitoring also drives the efflorescence and base movement we see in Casta del Sol and The Woods. And the Santa Ana winds that howl down the San Joaquin Hills Transportation Corridor accelerate the surface degradation on unsealed pavers. These aren’t abstract climate facts - they’re the conditions that decide whether your Unilock base holds for fifteen years or fails in five.
Unilock Models & Products We Service in Laguna Hills

We work with the full Unilock residential line: Brussels Block, Beacon Hill, Richcliff, and Umbriano, plus the matching jointing sands, edge restraints, and sealers. Our supplier stocks the standard color runs for fast Laguna Hills turnaround on repairs - no six-week special orders for a few matching pavers.
On repairs, we use OEM Unilock pavers and matching Unilock jointing sand and edge restraints so color and profile blend with the existing field. We only substitute a quality aftermarket base aggregate or polymeric sand when OEM material is discontinued. If the paver field is sound, we re-sand, re-level, and re-set edges. If the base has failed from clay movement or fill settlement, we tell you the honest answer is a full tear-out and re-base rather than a patch. Measure twice, then measure again - the lumber yard doesn’t give refunds.
Unilock Service Pricing in Laguna Hills
| Service | Price 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 |
What drives the cost: square footage, base condition, access for excavation equipment, and whether paleontological monitoring applies to your specific lot. A free estimate includes site measurement, base assessment, drainage planning, and a written line-item quote with no obligation. Call (657) 297-4635 for your exact number - estimates are free.
Serving Laguna Hills, CA - Our Local Coverage Area

We’re based in the Laguna Hills 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 Laguna Hills
Yes. We’ve installed Unilock systems on both. The key is accounting for the variable-depth 1970s fill and ensuring the base is engineered for the actual soil conditions, not assumed conditions from a flat-lot guide. Every hillside quote includes a soils assessment and drainage plan. Call (657) 297-4635 to schedule a site visit.
Only if the work involves ground-disturbing excavation on an undisturbed hillside lot. The city’s paleontological sensitivity, marked by the Costeau Pit Monument, triggers this requirement for some properties but not all. We check the lot status during our initial site assessment and include any monitoring cost in the written quote if it applies. Call (657) 297-4635 and we’ll verify your specific situation.
Most often because the base has settled into the expansive marine clay, creating a low spot where water ponds and washes the sand from joints. The pavers may be fine; the base needs re-compaction and proper drainage. We’ve re-sand driveways in Casta del Sol that other contractors quoted for full replacement. Call (657) 297-4635 for an honest assessment.
Surface fading from Santa Ana wind and sun exposure can sometimes be improved with professional cleaning and sealing, but spalling - the physical pitting of the surface - cannot be reversed. We inspect the paver depth and tell you which category you’re in. If replacement is needed, we match the OEM color run. Call (657) 297-4635 for an exact evaluation.
Yes, on every repair where the material is available. OEM Unilock jointing sand and edge restraints ensure color match and profile compatibility with the existing field. We only use aftermarket base aggregate or polymeric sand when the OEM material has been discontinued.
Service Areas Near Laguna Hills

We provide independent Unilock construction service throughout south Orange County, including Unilock service in Mission Viejo, Unilock service in Las Flores, Rancho Santa Margarita, Lake Forest, and Coto de Caza. Hillside grading conditions vary by city; we adjust the base spec accordingly.
Book Your Unilock Service in Laguna Hills Today
Call (657) 297-4635 to schedule your free written estimate. We’ll measure your site, assess your base and soil conditions, and deliver a flat price with a written scope before any work starts. The 365-Day Done Right Promise applies to every project.
Written by Grant Rowan, Owner at Rowan Construction Group Mission Viejo, serving Laguna Hills since 2007.







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