Window Wells
Basement windows need a well that holds back soil and drains away water. We build and install concrete window wells with gravel drainage and egress options sized for code.

- TypesPoured and precast
- EgressSized for safe exit
- DrainageGravel and drain tied to footing
- CoversClear covers available
What is included
- 1Water drains awayGravel and drain connections keep wells from filling up.
- 2Egress compliantBedroom window wells are sized for escape and ladders.
- 3Strong and durableConcrete resists rot and soil pressure.
- 4Fits the foundationWells are tied into the wall and sealed to the structure.
From the first call to the last cure
We pour for homes, farms and businesses from Firestone to Denver, Boulder and Longmont. Find your city below and ask for a free estimate.
- 1Plan the structureWe review the loads, the soil, the drainage and the rules for the wall or footing.
- 2Dig and formFootings are excavated, forms are set and the steel is tied to the plan.
- 3Place and consolidateConcrete is placed in lifts and worked in so there are no voids.
- 4Strip and finishForms come off at the right time, surfaces are finished and the area is backfilled and graded.
Is this the right service for you?
- Basements with new or enlarged windows
- Wells that flood or have rusted out
- Bedrooms that need egress
- New builds
Common questions
How big must an egress window well be?
Codes set minimum size and clearance for escape, and we build to local rules.
Why does my window well fill with water?
Poor drainage is the usual cause. We add gravel and drainage so the water has somewhere to go.
Services that pair with this one
Foundation WallsPoured concrete foundation walls formed, reinforced and finished for new homes and additions.See the service MIX 145Prep and Planning
Drainage SolutionsSlopes, drains and pipes that keep water away from concrete and buildings.See the service MIX 119Walls and Footings
Footings and Stem WallsFootings and stem walls set below frost depth and sized for the load.See the service Find your city
Type your city or neighborhood to open the page for help near you.
Start typing, for example a city name or a neighborhood.
Ready to pour something great?
Call or text JL's Concrete, or send the form for your free estimate. We come to you, measure and put it in writing.
