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*The Angi rating for Egress Window Service companies in Papaaloa, HI is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Egress Window Service needs.

*The HomeAdvisor rating for Egress Window Service companies in Papaaloa, HI is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Egress Window Service needs.

Last update on October 24, 2025

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WINDO THERM

PO Box 405
No reviews yet

WINDO THERM

PO Box 405
No reviews yet
24 years of experience

We manufacture Advanced Energy Panels (AEPs). AEPs are a retrofit for historic windows or any window people can't afford or don’t wish to replace. AEPs are interior window insulating panels and can be installed in any building –office, home or industrial. AEPs have a higher insulation and air sealing rating and provide greater comfort than most replacement windows, yet they are a fraction of the cost. AEPs are custom made to fit over existing openings, protecting, preserving and improving your existing windows.

We manufacture Advanced Energy Panels (AEPs). AEPs are a retrofit for historic windows or any window people can't afford or don’t wish to replace. AEPs are interior window insulating panels and can be installed in any building –office, home or industrial. AEPs have a higher insulation and air sealing rating and provide greater comfort than most replacement windows, yet they are a fraction of the cost. AEPs are custom made to fit over existing openings, protecting, preserving and improving your existing windows.

Egress Windows questions, answered by experts

Options include double-hung, casement, and sliding windows. Materials include wood, vinyl, and aluminum.

A bow window costs up to $15,000 to install in total. Materials cost anywhere from $1,200 to more than $14,000, and labor is an additional $300 to $1,900. Bow window costs vary based on the size of the window and the frame material. You’ll spend more for custom features or energy-efficient upgrades, too. For comparison, bay window installation costs about $1,000 to $7,000. 

Egress windows provide emergency exits, increase natural light, and improve basement ventilation.

Yes, you can always make an existing window bigger, but the job complexity varies widely depending on the location of the window and the framing around it. Exterior walls are always load-bearing, so making windows wider will require structural changes that make for a more complex but doable project. Making windows taller often won’t require structural changes.

Yes, with modifications or the use of adapter kits for tricky placements.

The Papaaloa, HI homeowners’ guide to egress window services

From average costs to expert advice, get all the answers you need to get your job done.

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