Window Well Covers in Longmont, CO (Clear Polycarbonate • Sloped • Aluminum Supports)
USA Window Well Covers installs custom clear polycarbonate window well covers in Longmont, Colorado and surrounding Boulder County communities. Our covers help protect basement windows from rain, snow, debris, and pests — while allowing natural light in. Clear polycarbonate covers support up to 800 lbs. We build sloped designs with aluminum structural supports for larger wells and high-traffic areas like sidewalks and walkways.



Custom Window Well Covers & Services in Longmont
We design and install solutions for metal and concrete window wells across Longmont:
✅ Clear Polycarbonate Window Well Covers
- Supports up to 800 lbs for safety near walkways
- UV-resistant clear polycarbonate
- Keeps out rain, snow, leaves, and pests
- Custom-fit onsite for precise installation
Process: trace onsite → build → install same day (most cases).
✅ Aluminum Structural Supports
- Reinforcement for large or wide wells
- Maintains strength under traffic loads
- Ideal for sidewalk or public-adjacent wells
Supports are added based on span and load needs.
✅ Sloped Window Well Covers
- Improves water and snow runoff
- Helps prevent pooling on the cover
- Recommended for larger or exposed wells
We design slope angle to match site conditions.
✅ Free Estimates & Fast Install
- Free onsite estimates (no deposit)
- Fast installs: 1 well ~25 min • 2 wells ~40 min
- Quotes from photos + measurements
Longmont Service Area
We serve Longmont and nearby communities including: Erie, Firestone, Frederick, Dacono, Mead, Berthoud, Lyons, Boulder, Lafayette, Louisville, and surrounding Northern Front Range areas.
Fast quote option: Text a photo of your window well + approximate measurements + ZIP code to 720-699-1581.
Get a Free Longmont Window Well Cover Estimate
Installation is done from the outside — no one needs to be home for most estimates or installs.
Website: usawindowwellcovers.com
Longmont Window Well Cover FAQ
Why use aluminum supports in a window well cover?
Aluminum supports reinforce large spans and help covers maintain strength under foot traffic or sidewalk loads.
Are sloped window well covers better?
Yes — sloped covers improve rain and snow runoff, reducing pooling and helping keep the window well dry.
Do polycarbonate covers really support up to 800 lbs?
Yes — our clear polycarbonate window well covers are engineered for strength and can support up to 800 lbs.
Serving Longmont, CO • Boulder County • Northern Front Range