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ECO Window Systems Driveway & Pavers: The Austin Owner’s Guide
If you own an ECO Window Systems product and the driveway or paver component around it is failing, we can match the right replacement part and install it. Most Austin homeowners pay between $7,000 and $18,000 for a full paver driveway installation, with smaller paver areas running less. We’re a local remodeling and exterior contractor serving Austin, not a manufacturer or authorized ECO Window Systems dealer, but we source compatible parts and install them correctly the first time.

Here’s the typical discovery: you notice a paver shifting near the ECO Window Systems threshold or window well, or water starts pooling in a spot that used to drain fine. Maybe a paver cracked after a freeze-thaw cycle in January. The part that actually fails is rarely the paver itself. It’s usually what’s underneath: the base layer, the edge restraint, or the drainage path. We’ll explain what’s actually going on, then give you a written price before we touch anything.
Which ECO Window Systems Models This Applies To

ECO Window Systems products are installed as window and door assemblies, which means the driveway and paver connection points live at the sill, the threshold, and the surrounding grade. The paver work we do around these assemblies applies broadly across ECO Window Systems product lines, from sliding patio doors to casement windows with low sills. There’s no universal part number for driveway and paver components, because the paver itself isn’t an ECO Window Systems product. What matters is the interface: how the paver or driveway surface meets the window sill, and whether that connection drains properly.
Here’s the compatibility gotcha most Austin owners don’t expect: ECO Window Systems assemblies have specific sill heights and drainage flange geometries. If a paver contractor builds the base too high or too low relative to that sill, you’ll get water intrusion within two seasons. Before we order a single paver, we measure the reveal (the gap between the bottom of the sill and the finished paving surface) and check the weep-hole clearance. Miss that, and the nicest paver job in Travis Heights leaks into your foundation.
When it comes to OEM versus aftermarket pavers, there’s no ECO-branded paver to buy. Pavers are sourced from manufacturers like Belgard and Unilock, which we install regularly. The parts that matter for compatibility are the edge restraints, the base aggregate spec, and the joint sand. Those we match to the specific paver and the Austin soil beneath it, not to a marketing label on the window.
Styles & brands we work with







Signs Your ECO Window Systems Driveway & Pavers Is Failing
- Water pooling against the window sill after rain. This usually means the paver base has settled below the weep-hole line, so water that should drain away is now sitting against the ECO Window Systems frame. In Austin’s clay-heavy soils east of I-35, settlement like this is common within three to five years if the base wasn’t compacted properly.
- Pavers tilting or rocking underfoot near the threshold. A rocking paver means the sand bedding layer has washed out or the base aggregate has eroded underneath. It’s not just a trip hazard. It changes the slope away from the window, which puts water back against the sill where it doesn’t belong.
- Cracks radiating out from a single paver near the window corner. This is typically a point-load problem. If the original install placed a cut paver too close to the window corner, thermal expansion from Austin’s summer heat can crack it. We see this all over Hyde Park and Allandale, where afternoon sun beats on west-facing sills and the pavers below them.
- Edge restraint pulling away from the driveway border. When the plastic or aluminum edging fails, the outer row of pavers starts to drift. Once that happens, the whole field loses its tension and individual pavers shift. The fix is to pull the edge, reset the restraint, and re-lay the affected rows.
- Weed growth and ant mounds breaking through the joints. Ants love Austin’s sandy joint material, and their excavation removes the support under neighboring pavers. If you see ant activity around your window wells, there’s a good chance the paver joints below the sill are already compromised and letting water track toward the foundation.
Replacement Cost & What’s Included

For Austin-area paver work around ECO Window Systems installations, you’re looking at these ranges. A full paver driveway installation runs $7,000 to $18,000, and a paver patio runs $3,500 to $11,000. If you only need a small repair section near a window or threshold, the job usually falls into a $800 to $3,000 range depending on how much of the base needs to be dug out and rebuilt. A concrete driveway replacement around the affected area runs $4,500 to $12,000.
What drives the price up or down? First, access. If we can get a skid steer to the driveway from the street, labor drops. If we’re hauling material by wheelbarrow through a side gate in Rosedale, the price reflects that. Second, the base. Austin’s expansive clay means we typically dig deeper and use more compacted aggregate than a contractor working in stable limestone country. Third, paver choice. Basic concrete pavers cost less than natural stone or high-end Belgard lines.
Every quote we give includes the paver material, base aggregate, edge restraint, joint sand, haul-off of old material, and a written price before any work starts. You also get our 365-Day Done Right Promise in writing: if the paver work fails within a year of installation, we come back and fix it at no charge. No service call fee, no re-inspection charge. The number on day one is the number on the invoice.
See the difference
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AfterDIY or Call Us?
There are a few things you can safely check yourself. Look at whether water is pooling against the sill after a storm. Check whether any pavers rock when you step on them. Look for ants, cracks, or a visible gap where the paver edge meets the window frame. Those observations help you explain the problem when you call us.
What you should not do is start pulling pavers and rebuilding the base yourself. Austin’s clay soil expands and contracts dramatically with moisture. If you dig out a section, add the wrong aggregate mix, and don’t compact it in lifts, you’ll have the same failure again within a year, except now you’ve spent a weekend and a few hundred dollars learning why base prep matters. We’ve fixed dozens of DIY paver patches around foundation windows. Nearly all of them made the drainage worse than the original problem.
If you’re anywhere near Mueller, Barton Hills, or the neighborhoods around Zilker, give us a call at (325) 225-5429. We’ll come out, look at the window, the paver, and the slope. We’ll tell you what it costs. Then we’ll write it down.
FAQs

A properly installed paver base around a window or threshold should last 15 to 25 years in Austin before needing a reset, but the joint sand typically needs topping off every two to three years. Like Trevor always says, “Tell me what you need, I’ll tell you what it costs, and we’ll go from there.” Call (325) 225-5429 and we’ll look at your specific setup.
Yes, in most cases we can lift the affected pavers, rebuild the base underneath, and re-set the same pavers if they’re not cracked. If the pavers themselves are cracked or the pattern is discontinued, we’ll source a close match or talk through a phased replacement. The base work is often the same either way, so a repair doesn’t always save you much over a small replacement section.
Most repairs around a single window or threshold take one to two days. That includes cutting out the paver, excavating the failed base, compacting new aggregate, re-setting the pavers, and cleaning up. Larger driveway sections take three to five days depending on weather and access.
We stock base aggregate, edge restraint, polymeric joint sand, and common concrete paver profiles on our trucks. Specific Belgard or Unilock paver colors and patterns are ordered per job, which usually adds two to five business days to the timeline. If you’re also working on a kitchen or bath remodel with us, we’ll coordinate material delivery so you’re not juggling two schedules. We also stock parts for KraftMaid, Cambria, and Silestone products on our remodel side.
Get a Written Price for Your Paver or Driveway Repair in Austin
You don’t need to guess what’s wrong or how much it’ll cost. Call (325) 225-5429 and we’ll schedule a time to look at the paver, the window, and the drainage. You’ll get a written price before any work starts, a defined arrival window, and a 365-Day Done Right Promise that’s in writing, not a promise made over the phone. Whether it’s a small paver repair in Crestview or a full driveway replacement near South Congress, you’ll know the number before we lift a single stone.
Written by Trevor Nash, Owner, Penhallow Remodeling Austin at Penhallow Remodeling Austin, serving Austin and nearby areas.


