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Best glass block pros near Pennington, NJ

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Top-Rated Glass block pros in Pennington - Updated Nov 2026

Grady's Painting Plastering/Construction
2.0(
174
)
Stained or Specialty Glass - Repair

Serving Pennington, NJ and surrounding areas

Approved

In business since 1969

Free estimates

Emergency services offered

"We had cracks in the dyed mortar of the bricks above our garage. Grady took the time to match the color, even with the color having aged 10 years, and you would not even be able to tell that there was new mortar. If your project is anything like ours, you will not be disappointed."
Response time11 hrs
Response rate100%
Recommended by57%of homeowners
Avatar for Best Glass LLC
Best Glass LLC
4.7(
14
)
Glass Blocks - InstallGlass Blocks - Install - For BusinessStained or Specialty Glass - Repair

Serving Pennington, NJ and surrounding areas

In business since 2020

Credit card accepted

"I had a fantastic experience with Fernando's company, Best Glass, LLC. Both Fernando and his wife were incredibly polite and efficient. Arriving on time installed my bathroom shower glass door in under two hours, and the end result is absolutely stunning. Fernando's attention to detail was incredible I appreciate their thoroughness and professionalism not to mention FAIR rates … Best Glass, LLC. Highly recommended!"
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+2

Recommended by100%of homeowners
Avatar for Tecnoverre Shower Door
Tecnoverre Shower Door
4.8(
6
)
Stained or Specialty Glass - Repair

Serving Pennington, NJ and surrounding areas

"It was good, the service went well, very responsive and on time. They were very professional and very friendly. They were very clean, very careful not to scratch anything."
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+18

Recommended by100%of homeowners
Avatar for The Homemasters inc
The Homemasters inc
4.8(
43
)
Stained or Specialty Glass - Repair

Serving Pennington, NJ and surrounding areas

In business since 1991

Free estimates

Warranties offered

"Carlos does an amazing job. Out of all the contractors or people I have hired for work over the 6 years I have owned my home, he is absolutely 100% the best. We will be hiring him again in the future. Carlos comes exactly on time, leaves the worksite extremely clean, is very precise in his work, and is so nice to talk to and get to know. I highly recommend!"
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+91

Response time7 hrs
Recommended by97%of homeowners
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Glass Block FAQs, answered by experts

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.

Their thickness depends on application, but most glass walls are typically 3/8 to 3/4 of an inch thick. Although it’s not as common, single panes of glass can also be 1 inch thick.

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.

Glass block windows aren’t fire hazards; fire-rated glass block windows can increase your home’s fire safety. Modern glass blocks are made with materials that can resist high temperatures and prevent fire spread. Most offer a 45-minute fire rating, while some increase it to two hours. Compared to the typical 20 to 90 minute rating for a double-pane window, glass block can increase your home’s safety in the event of a fire.

The Pennington, NJ homeowners’ guide to glass block services

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