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Tremron Home Additions & ADU: The Chula Vista Owner’s Guide
Tremron paver installation for home additions and ADUs in Chula Vista typically runs $45,000-$130,000 for full additions and $90,000-$220,000 for detached ADUs, with paver patio and driveway components starting at $3,500. We stock Tremron-compatible hardscape materials and can match existing Tremron installations for seamless transitions between original and new construction. Most Chula Vista homeowners discover their Tremron surface needs attention when settling cracks appear where the original foundation meets the addition, or when drainage pooling starts after the first heavy winter rains off San Miguel Mountain.
Which Tremron Models This Applies To
Tremron’s product lines for residential hardscape break into three categories relevant to additions and ADUs: the Stonehurst series (flagstone-profile pavers, 60mm thickness), the Olde Towne series (cobble-style, 80mm), and the Mega Olde Towne (commercial-grade 100mm for driveways and heavy-use ADU courtyards). The critical compatibility gotcha in Chula Vista is color batching: Tremron’s Sierra and Sand Dune blends vary noticeably between production runs, so matching a 2018 patio to a 2024 addition requires ordering from the same dye lot or accepting a visible seam line.
To identify your existing Tremron installation, flip a loose paver or check your original invoice for the series name, color code, and thickness. The part number is stamped on the pallet edge, not the paver itself. For Tremron specifically, we source OEM-equivalent pavers from Tremron’s Jacksonville distribution network, though Belgard and Techo-Bloc offer cross-compatible profiles when the original series is discontinued. Our written quote specifies which brand and batch code you’ll receive before any material is ordered.
Signs Your Tremron Home Additions & ADU Is Failing

- Sunken or settled areas near the foundation tie-in. In Chula Vista’s clay-heavy soils, especially around Rancho del Rey and Otay Ranch, the original compacted base settles differently than the disturbed soil of a new addition. The paver surface dips 1/2 inch or more, creating a trip hazard and directing water toward the stem wall.
- Efflorescence whitening that won’t rinse off. Calcium hydroxide migrating through the paver body indicates moisture trapped below the bedding layer, usually from a missing or compromised geotextile fabric between native soil and aggregate base.
- Chipped corners on edge restraint pavers. Tremron’s 60mm residential pavers can’t handle vehicle loading without edge restraint failure; we see this where ADU driveways were spec’d for foot traffic but now handle tenant parking.
- Weed growth through joints wider than 1/8 inch. Polymeric sand breakdown happens faster in Chula Vista’s cycle of dry heat and winter saturation, letting organic material colonize the joint and lever pavers out of plane.
- Standing water 48 hours after rain. The minimum 1% slope away from structures degrades when the bedding sand migrates; in Chula Vista’s flash-storm pattern, this means water against stucco or siding that was never designed for it.
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AfterReplacement Cost & What’s Included
| Component | Price Range in Chula Vista |
|---|---|
| Paver patio installation (new) | $3,500-$11,000 |
| Paver driveway installation | $7,000-$18,000 |
| Full home addition with hardscape | $45,000-$130,000 |
| Detached ADU construction | $90,000-$220,000 |
| Garage conversion with paver courtyard | $30,000-$80,000 |
The range depends on three factors: whether we’re tying into existing Tremron (matching labor adds 15-20%), the condition of the substrate requiring excavation, and whether the Chula Vista permit path needs a soils report for hillside lots near Telegraph Canyon. Our quote is a flat price with written scope, not an estimate that shifts. Under Clause 1 of the Haven Standard, that written price is delivered before any work starts. The 365-Day Done Right Promise covers settling, joint failure, or drainage issues we addressed.
DIY or Call Us?

What you can safely check: measure the slope with a 4-foot level and confirm water runs away from the addition. Photograph any cracks or stains for documentation. What goes wrong fast: excavating below the existing Tremron without shoring the adjacent slab, compacting base material in lifts thicker than 6 inches (it won’t achieve 95% Proctor density), or guessing at bedding sand depth and creating a wavy surface that telegraphs through in six months.
The real risk isn’t the pavers, it’s the permit and inspection sequence. Chula Vista requires a building permit for any addition over 120 square feet, and the hardscape tie-in is inspected for proper drainage before final. We’ve seen homeowners install beautiful Tremron, only to learn the inspector wants the base exposed for verification. Call (619) 536-0571 and we’ll walk through whether your scope needs permitting, then quote it properly if it does.
FAQs
Properly installed Tremron pavers on a compacted aggregate base last 25-30 years in Chula Vista’s climate, though polymeric sand joints need refreshing every 5-7 years due to UV degradation and winter moisture cycling. The coastal salt air in western Chula Vista accelerates surface etching slightly compared to inland neighborhoods. Call (619) 536-0571 for an exact quote on your specific exposure - estimates are free.
Individual paver replacement works if you have matching stock and the base is sound; lifting more than 30% of the surface usually means the bedding layer is compromised and full reconstruction is more economical. We stock Tremron-compatible removal tools and can extract single units without disturbing the field. Call (619) 536-0571 for an exact quote - estimates are free.
A typical 400-square-foot patio tie-in takes 4-6 working days in Chula Vista, including permit scheduling if required; full ADU hardscape with driveway runs 2-3 weeks. Weather delays are minimal here, but Chula Vista’s clay soils need 48 hours to dry after rain before excavation resumes. Call (619) 536-0571 for an exact quote with timeline - estimates are free.
We maintain relationships with Tremron’s regional distributors and typically source within 3-5 business days for standard colors; custom blends or large-quantity orders may extend to 10 days. We do not stock inventory on trucks due to color-matching requirements, but we do stock Belgard and Techo-Bloc equivalents for emergency repairs where an exact match isn’t critical. Call (619) 536-0571 for an exact quote - estimates are free.
Rowan Construction Group Chula Vista is an independent contractor and is not affiliated with Tremron. We also stock and install materials from KraftMaid, Cambria, and Silestone.
Ready to get your Tremron addition or ADU hardscape priced in writing? Call (619) 536-0571 to schedule your free estimate. We’ll measure the site, confirm the existing Tremron series and color code, and deliver a flat written price with scope before any work starts. That’s Clause 1 of the Haven Standard, and it’s how we’ve kept 4,000-plus projects within a few percent of the agreed number since 2007.
Written by Grant Rowan, Owner, Rowan Construction Group Chula Vista at Rowan Construction Group Chula Vista, serving Chula Vista and nearby areas.







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