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Verified Reviews for Glass Block Window Service pros in Roundup, MT

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

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

Last update on May 31, 2026

Find Glass block installation pros in Roundup

Avatar for Hampton Enterprise LLC
Hampton Enterprise LLC
3.7(
9
)
Stained or Specialty Glass - Install or ReplaceStained or Specialty Glass - Repair

Serving Roundup, MT and surrounding areas

In business since 1989

Free estimates

Emergency services offered

"I only use James when I need some work done to my house. He responds fast, gets the work done quicker than just about anyone else I've ever used and seems very concerned with leaving his customers happy."
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Recommended by60%of homeowners
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Avatar for Yellowstone Valley Contractors
Yellowstone Valley Contractors
4.5(
1
)
Glass Blocks - InstallGlass Blocks - Install - For Business

Serving Roundup, MT and surrounding areas

In business since 2017

Free estimates

Credit card accepted

"Friendly, great service. They make sure the quality and the job is done right."
Response time3 hrs
Recommended by100%of homeowners
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Allen's Siding & Windows, Inc.
New to Angi
Glass Blocks - InstallStained or Specialty Glass - Install or ReplaceStained or Specialty Glass - Repair

Serving Roundup, MT and surrounding areas

In business since 1988

Allen's Siding & Windows, Inc., is a Full Service,Owner Operated Company for over 17 years in complete exterior home improvements from custom design additions, sunrooms, patios, and decks to complete siding and window installations and repairs as well as all exterior window treatments including custom shutters and awnings. We specialize in ALSIDE ULTRAMAX Windows, which have been energy star partner for 3 years running. We work with you from start to finish with complete client focus, and professional personalized service giving superior craftsmanship with attention to each detail to ensure we create the vision you have for your home. Hire The Contractor not a Salesman. Please see our website at www.sydngys.com

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Glass Block Windows questions, answered by experts

Although glass block windows are made of multiple layers of thick glass, they can still break. If an individual block shatters, it can be removed and replaced, but this is a job for a window repair professional. The project is often complex and may require breaking the block further for removal. Do not attempt to handle it yourself, as the broken glass can be dangerously sharp. A professional will have the necessary tools and expertise to replace the broken glass block quickly and safely. Before hiring, confirm that the repair pro has experience with this specific type of window.

Glass block windows come in various patterns and styles that offer privacy and unique aesthetics. Frosted or textured glass diffuses light and enhances privacy. Wave-pattern glass blocks imitate ocean waves with flowing lines. Ice-glass blocks resemble cracked ice. Fluted glass blocks feature parallel vertical grooves, adding texture and depth. Clear glass blocks, similar to glass Coke bottles, offer transparency with some distortion and may have smooth surfaces or subtle textures, adding visual interest.

Glass block windows typically last for 15 to 30 years, which is slightly less than the 20- to 50-year lifespan of standard windows. You can extend their life by resealing them every few years. Professional installation is also key to ensuring the windows are placed correctly and will function properly for years to come. A professional installer will have the necessary skills, tools, and knowledge to install these features and can identify potential issues like damaged frames or cramped areas during a consultation.

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.

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

The Roundup, MT homeowners’ guide to glass block window services

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

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