Preserving Historic Charm with Performance-Driven Upgrades
Casco helps restore and enhance historic homes with precision-built storm windows, replacement sashes, and porch enclosures that protect original architecture while delivering modern comfort. Whether it's a Victorian, Colonial, or Craftsman-style home, Casco provides custom-sized solutions designed to maintain character, improve energy efficiency, and comply with preservation requirements.
All products are manufactured in-house at Casco’s Midwest facility—including extrusion, fabrication, painting, and assembly—ensuring tight quality control, fast lead times, and perfect color matching across product lines.
Storm Windows
Invisible Protection for Original Wood Windows
Casco Aluminum Storm Windows are a smart, historically respectful solution for upgrading original wood windows without removing or replacing them. Ideal for historic home restorations, these energy-efficient exterior storm windows improve comfort, reduce drafts, and maintain architectural authenticity.
- Preserve architectural integrity while upgrading efficiency
- Blind stop or overlap mounting styles for code-compliant fit
- Double Hung, Slider, Picture, Sidelite, and Basement styles
- 8 standard AAMA finishes + clear anodized & mill finish options
- Approved for use in NPS and certified historic districts
- Minimal impact on original casing and trim
📍 Ideal for: Preservation grants, retrofit upgrades, and replacing missing storm windows.
Storm Doors
Classic Entry with Durable Protection
Casco's heavy-duty aluminum Storm Doors combine timeless curb appeal with durable, year-round weather protection—ideal for historic and mid-century homes.
- Full View, Hi-Lite, Self-Storing, and Screen Door styles
- Single inswing and double outswing configurations
- Swappable glass/screen panels for year-round use
- Optional kick plates and mullions
- Finish-matched to Casco storms and enclosures
📍Perfect for: Entryways on historic homes, enclosed porches, four-season vestibules, and preservation-grade exterior updates
Porch Enclosure Systems
Extend the Season. Preserve the Look.
Transform a screened-in porch into a protected three-season room while preserving its open-air character.
- Factory-built aluminum-framed glass panels
- Mounts cleanly into finished porch openings
- Optional screens, mullions, and kick panels
- Historic-friendly colors like Bronze and Sandstone
📍 Ideal for: Enclosed porches and three-season rooms.
Double Hung Replacement Sash Kits
Restore Function Without Removing Frames
Our Double-Hung Replacement Kits and Casement Sash Replacements upgrade performance while keeping your original window frames intact.
- Maintains existing casing and interior trim
- Wood interiors with durable aluminum-clad exteriors
- Custom-sized to your exact openings
- Ideal for homes with failing ropes/weights or warped sashes
- Low labor helps budget.
📍 Perfect for: 1900s –1990s homes, homeowners seeking functional upgrades without full tear-outs
Why Homeowners Choose Casco
Custom-Built for One-of-a-Kind Homes
No two historic homes are alike. Every Casco product is custom-built to exact dimensions—never mass-produced or field-trimmed—ensuring a clean, proper fit for each opening.
Designed for Preservation
Casco products enhance original character without compromising it. From clean-lined storm windows to sash kits and porch enclosures in historically appropriate finishes, every detail is made with sensitivity to your home's design and era.
Fully In-House. Seamlessly Matched.
Aluminum is extruded, fabricated, painted, anodized, and assembled at our Midwest facility near Chicago. This vertical integration means tighter quality control, perfect color matching across product types, and faster, more reliable lead times.
Modern Benefits. Lasting Performance.
Improve energy efficiency, usability, and weather protection—all while preserving the features that make a home historic. Casco blends proven durability with invisible upgrades.
Window and Door Solutions for Historic Home Projects
Our team has worked with homeowners, historic districts, historic review committees, and contractors across the country. Whether you're restoring a single window or updating an entire porch, we'll help guide the process with clarity and respect for your home's original design.
Contact us at (800) 806-6333 or email [email protected] to connect with a local dealer. Prefer online? Complete our quote request form below.