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$5
Insulate existing windows with a single glazing layer
$8
per square foot
SpacerStix add extra insulating airspace
$12
per square foot
per square foot
Add a second glazing layer + turn buttons
Make life even more comfortable!
Everything previously mentioned plus
Retrofit applications with budget pricing
Try-One Kits
New to WonderWindow? Try a retrofit kit. Comes with cut-to-measure acrylic sheet and our special double stick tape.
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Fill out the form below to get a customized quote.
Have larger windows?
Ready to retrofit all of your windows?
Unsure about what you need?
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