Therma-Tru Driveway & Pavers Nationwide

Therma-Tru Driveway & Pavers: The San Jose Owner’s Guide

We stock and install Therma-Tru-compatible driveway and paver systems in San Jose, with paver driveway installation typically running $8,260-$21,240 and concrete driveway installation at $5,310-$14,160. Most Therma-Tru paver replacements and repairs can be scheduled within 48 hours, and we carry common edging, drainage, and substrate components on our trucks. Homeowners usually discover the failure when pavers begin shifting after winter rains, when edge restraints pull away from the border, or when water pools where the permeable base has compacted unevenly - often three to five years after the original install, sooner if the subgrade wasn’t prepped to Santa Clara County’s expansive clay soil standards.

Call (669) 271-8644

Which Therma-Tru Models This Applies To

Therma-Tru’s driveway and paver offerings span several product lines, and matching the right component matters more than most owners expect. The Therma-Tru Paver System and Therma-Tru Permeable Paver lines use different edge restraint profiles - the standard system takes a PVC snap-edge restraint at 7/8-inch height, while the permeable series requires a taller 1-1/8-inch aluminum restraint to accommodate the deeper aggregate base. Check the label cast into the paver’s edge or the installation manual left with your project; the series code (TPS for standard, TPP for permeable) determines which replacement parts will seat correctly.

We source OEM Therma-Tru edge restraints, drainage channels, and geotextile fabric direct from the manufacturer’s distribution network, though for substrate stabilization we often specify a commercial-grade geogrid that exceeds the OEM spec at a lower unit cost. The compatibility gotcha we see most in San Jose: owners order standard-series edging for a permeable install, then wonder why the restraint sits below grade after the first season of settlement. Measure twice, permit once, then we talk timeline. If your original installer didn’t leave documentation, we can identify the series from paver thickness and joint spacing - typically 3/16-inch for standard, 1/4-inch for permeable.

Signs Your Therma-Tru Driveway & Pavers Is Failing

• Pavers shifting or rocking underfoot. This usually means the bedding sand layer has washed out or the base aggregate has settled unevenly. In San Jose’s Almaden Valley and Evergreen neighborhoods, we see this where downspouts discharge directly onto the driveway edge, concentrating water flow through the joint sand.
• Edge restraints pulling away from the border course. The plastic or aluminum edging has lost its spike anchorage, often because the stakes corroded in our clay-heavy soil or because freeze-thaw cycles in the Santa Clara foothills heaved the restraint upward. Left unaddressed, the border pavers migrate outward and the field pattern unravels.
• Standing water after light rain. The permeable base is clogged with fine sediment, or the initial slope was set below the 1/4-inch-per-foot minimum that San Jose’s municipal code requires for surface drainage. Therma-Tru permeable pavers need annual joint vacuuming to maintain their 8-12 inches per hour infiltration rate.
• Efflorescence blooming across paver faces. White mineral deposits indicate moisture is moving through the bedding layer and carrying soluble salts to the surface. This is cosmetic but signals that the vapor barrier or drainage mat was omitted or compromised during original construction.
• Sunken or humped sections near utility trenches. Pacific Gas & Electric or San Jose Water service work after the original install often leaves poorly compacted backfill. The pavers follow the soil settlement over the next two to three rainy seasons, creating trip hazards that worsen with each winter.

Before

After

Replacement Cost & What’s Included

The wide ranges reflect substrate condition more than paver choice. A driveway with intact base aggregate and proper slope needs only surface replacement - we lift the pavers, refresh the bedding sand, and relay. Where the base has failed or the soil is expansive clay (common in the Willow Glen and Rose Garden areas), we excavate to 8-12 inches, install new Class II base rock, and compact in lifts with a plate compactor. Under Clause 1 of the Haven Standard, you get the written price before we touch a tool. The quote is flat, with line-item breakdown of paver cost, base material, labor, and disposal. Our 365-Day Done Right Promise covers the workmanship; manufacturer defects in the Therma-Tru product itself are handled through their warranty channel, which we document and facilitate.

DIY or Call Us?

There’s honest work a homeowner can do without risk. Sweeping joint sand, spot-sealing with acrylic sealer from any San Jose hardware store, and resetting a single loose pafter after identifying the cause - these are reasonable weekend tasks. Where DIY goes wrong is in the diagnosis. A rocking paver can mean sand loss, base failure, or a leaking irrigation line beneath the slab, and treating the symptom without finding the source wastes material and time.

The heavier risks are structural. Excavating for base repair near gas lines, PG&E transformers, or sewer laterals requires utility clearance and often a permit. Compacting base rock properly demands a plate compactor at 5,000 pounds of centrifugal force - rental units are available, but improper lift thickness or moisture content leaves a base that fails in two seasons. We carry the compaction equipment, the utility locator subscriptions, and the permit relationships. Call (669) 271-8644 and we’ll walk through what you’re seeing; if it’s a simple fix, we’ll say so. If it needs our crew, you’ll get the written price before anyone schedules.

FAQs