What are the pros and cons of glass block windows?

• <div><p>Installing <a href="https://www.angi.com/articles/what-are-benefits-glass-block-windows.htm">glass block windows has benefits and disadvantages</a>, as with most materials. The pros and cons can vary depending on the type of glass block and the window location.</p><p><b>Pros</b></p><ul><li><p>Maintains privacy while letting light into the bathroom</p></li><li><p>Energy efficient</p></li><li><p>Sealed to prevent drafts</p></li><li><p>Aesthetically pleasing</p></li><li><p>Strong and secure</p></li></ul><p><b>Cons</b></p><ul><li><p>Costly to install</p></li><li><p>Challenging installation</p></li><li><p>Challenging repair</p></li></ul><p></p></div>

Get matched with top glass block pros in Lewiston, NY

Q: How much does it cost to install glass blocks?

• <div><p>Installation costs range from $400 to $1,500, depending on wall size, design complexity, and labor.</p></div>

Q: What kind of mortar do you use for glass block windows?

• <div><p>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.</p></div>

Q: What should you do if one of the glass blocks breaks?

• <div><p>If an individual block breaks, you can remove and replace it. This is a job for which you should contact a professional because the project is usually complex, involving you having to break the block further.</p></div>

Q: What is the typical lifespan of glass block windows?

• <div><p>Glass block windows last about 15 to 30 years, which is the same amount of time, if not slightly less, than standard windows. Standard windows last 20 to 50 years. You can extend the life of your glass block windows by resealing them every few years. Hiring a pro for installation is also key to windows that will function properly for years to come.</p></div>

Enter your ZIP and get matched with up to 5 pros

Need a pro for your glass block service project in Lewiston, NY?

Select your specific project to find the pro for you.

Verified Reviews for Glass Block Service pros in Lewiston, NY

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

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

Last update on October 26, 2025

Reviewed in January 2024
I sent a message thru facebook for a quote. They got back to me immediately and sent a salesman out the next day. First thing i told salesman I am not making any decisions until march/april of 24" This was Dec 2nd. Prices are insanely high. $15k for a shower? And that was with a curtain....
Bath Planet of Buffalo
Request a quote
Reviewed in December 2017
We communicated with him our deadlines for each project at the point of sale, and continued to update him as the home was built. Frank does beautiful wood-working, however he is terrible at communicating, time management and most of all, ethics. He took full payment in advance for the butcher...
Wood Butchers of WNY
Request a quote
Reviewed in June 2014
Perfect. They arrived on time, worked diligently, professionally installed 8 glass block windows and cleaned up after themselves. What more could you ask for?
Buffalo Glass Block Co
Request a quote
Reviewed in April 2014
When I called, I asked to speak to Steve Rott, since I had been a longstanding customer and he was very familiar with my Tonawanda home. The receptionist said he was the General Manager now and I couldn't speak to him. I asked if they serviced the Lewiston area, and they said yes. I then agreed...
William C Rott & Son Inc
Request a quote
Reviewed in July 2013
I had to have them back several times before I saw no signs of the pests. It was very inconvenient. Also when I did have a call back they didn't show or even call. We had to place several calls complaining and after the third time we finally had one person show on time. They said that we needed...
Buffalo Exterminating
Request a quote
Reviewed in April 2012
What should have taken 2.5 to three months took six, because Matt would continually leave to go on other jobs. If he was not here, then neither were his subcontratcors. We hired an archtect at Matt's request who charged a lot of money ($5,000) to design the additiions. What Matt did was...
Matt Frost Construction
Request a quote
Reviewed in April 2011
They determined he was not completely blocked and they prescribed pain medication as well as a muscle relaxer to help him urinate more freely. The staff and doctors were very nice. I will probably take both of my cats to this office for their regular visits. I was very pleased and satisfied...
VCA Northview Animal Hospital Specialty Referral
Request a quote
Reviewed in May 2006
They did an excellent job the first time around and the frames especially were an improvement. They gave us a price and timeframe, and thankfully stuck to both. We got a good quality double pane glass, and all the windows seem to be very sturdy and solid. This was an all around good job, and...
Window World of Tidewater
Request a quote

Get matched with top glass block pros in Lewiston, NY

Enter your ZIP and get matched with up to 5 pros

Need a pro for your glass block service project in Lewiston, NY?

Handyman for Multiple Small Project Service

Faucets, Fixtures and Pipes Repair or Replace

Electrical Switches, Outlets & Fixtures Install or Repair

Verified Reviews for Glass Block Service pros in Lewiston, NY

Find Glass block pros in Lewiston

Atlantis Masonry Construction Corp

Atlantis Masonry Construction Corp

Rowland Construction

Rowland Construction

Kenshire Construction

Kenshire Construction

Thompson's Property Services

Thompson's Property Services

Wny home design

Wny home design

RlDunlap Mason and Son

RlDunlap Mason and Son

J.A.Moody Construction Company

J.A.Moody Construction Company

CDS CONSTRUCTION, LLC

CDS CONSTRUCTION, LLC

Fitzgibbon Contracting & Construction

Fitzgibbon Contracting & Construction

JKV Masonry & Concrete

JKV Masonry & Concrete

The Lewiston, NY homeowners’ guide to glass block services

How Much Does Glass Block Window Installation Cost? [2025 Data]

How to Install Glass Block Windows in 10 Steps

Glass Block Windows: Pros, Cons, Cost, and More

Find Glass block service Pros in other cities near youNot finding what you are looking for in Lewiston? Check surrounding areas for Glass block pros.

Which Glass block service task are you tackling?Find Lewiston Glass block services on Angi who specialize in any of these tasks