White · 3D previewWhite · 3 frame colors
Interior Storm Windows
Compression, sliding, double hung, and surface-mounted panels for the inside of your opening.
Explore collectionTrapezoid Picture Storm Window
Mill (Silver) · 3D previewDrag to turn. Pinch or scroll to zoom. This is a fixed window.
Illustrative model. Your dimensions, frame profiles, and hardware may differ. Refer to the product photos and confirmed specifications.
Product description
A custom fixed storm panel for angled openings with a flat bottom and sloped top. Enter the full width plus separate left and right heights as viewed from outside so the slope is defined correctly. The aluminum perimeter frame preserves the original shape while adding a second layer of weather protection.
Benefits
TrapezoidFixed GlassSpecialty Shape
- Custom fixed panel follows a sloped or asymmetrical opening
- Protects specialty primary glass without forcing a rectangular replacement
- Adds another barrier against drafts, weather, and outside noise
- Available in multiple frame finishes and glazing options
Why you'll love it
- Purpose-built for architectural openings where standard rectangular storm windows will not fit.
- The made-to-order frame preserves the original shape and exterior character.
Product specifications
- Custom sizes up to 72" wide by 72" high
- Frame finishes: Mill (Silver), White, Tan, Bronze, Black
- Glass options: clear, P62 obscure, or tempered safety glass
- Fixed, non-venting configuration without a screen
How to measure
- Record the full bottom width plus the left and right heights as viewed from outside.
- The two side heights must be different; pricing uses the taller side.
- Send a clear exterior photograph when the mounting surface or slope is uncertain.
Installation and care
- Dry-fit the specialty frame and verify its orientation before fastening.
- Support the panel evenly and follow the supplied fastening pattern.
Common pairings
See other commonly purchased window types
White · 3D preview
Mill (Silver) · 3D previewMill (Silver) · 5 frame colors
Vertical Storm Windows
Classic protection for double-hung and tall sash openings.
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Mill (Silver) · 3D previewMill (Silver) · 5 frame colors
Horizontal Storm Windows
Side-gliding panels for wide, modern, and casement-style openings.
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Mill (Silver) · 3D previewMill (Silver) · 5 frame colors
Picture Storm Windows
Fixed storm panels for large views, transoms, and stationary glass.
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