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Top-Rated Glass block pros in Round O - Updated Nov 2026

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First John, LLC
New to Angi
Glass Blocks - Install

Serving Round O, SC and surrounding areas

In business since 2001

First John, LLC has been in business since 2001. You will find that their experience and expertise will satisfy your home improvement needs in South Carolina. They are fully insured and meet the state licensing requirements.

Glass Block FAQs, answered by experts

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

Glass block mortar is the best choice for glass block window units. It is specifically formulated for glass block window installation. Glass block mortar is usually a mixture of Portland cement, sand, and special chemicals. It is a white mortar that is applicable inside and outside your home. Do not use regular tile mortar because it may not have the binding strength and flexibility required for glass block windows.

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.

Glass walls are more expensive overall than their brick or drywall counterparts. However, if you need walls for a building with more than two or three stories, glass walls are the more budget-friendly option.

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

The Round O, SC homeowners’ guide to glass block services

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