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Top-Rated Glass block installation pros in Junction - Updated Nov 2026

Glass Block Windows FAQs, answered by experts

Luckily, glass block windows need minimal maintenance. Other than regular cleaning, the only maintenance involved in having a glass block window is inspecting for cracks every year and applying sealer to the mortar joints if the blocks are set in masonry mortar. Glass block windows hold up well against wind and moisture better than traditional windows and are not prone to rot.

Heavy glass tends to be more expensive than thin glass because it is stronger and more durable. In most cases, ¼-inch-thick glass is ideal for mirrors, and ⅛-inch-thick glass is ideal for residential windows. Heavier glass isn’t always necessary, and can be more challenging to hang or install. Work with a local window installation pro for replacement or new construction windows.

DIY is possible for small projects, but professional installation ensures proper sealing, structural integrity, and a precise finish.

Most installations take 1-3 days, depending on the number of blocks and customization requirements.

Yes, professionals can install decorative or colored glass block patterns for a unique look.

The Junction, TX homeowners’ guide to glass block window services

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