Standard glass block have the energy efficiency approximately equal to most thermal pane windows.
Glass block basement windows pros and cons.
The use of acrylic block windows is much more widespread across the country.
Block windows don t open.
Glass block windows offer thermal insulation values that are similar to double pane.
Most standard glass block windows are about as efficient as thermal pane windows twice as efficient as single pane and are airtight.
Glass block windows are being recognized for their energy efficiency.
Glass block windows are maintenance free there is no need to caulk these windows after they are installed.
Glass block windows are expensive.
The southeast absolutely is the largest user of our acrylic block products.
Sick building syndrome describes a home that is so tightly sealed that unhealthy or toxic.
Energy efficient need we say more.
They are a cost effective solution for replacement basement windows and will lower your costs for maintenance however there are a few draw backs.
Pros cons of glass block windows pro.
Glass block windows are cost effective installed cost is usually the same or less than other window replacement options.
A big issue with using glass block windows is that once they are installed you can not open them to let in air or to ventilate the space they are installed in.
If you re in an area that is prone to flooding glass block windows are a great option and investment.
Air vents dryer vents can be added at an additional cost.
10 times more energy efficient than basement or bathroom windows.
Some factory built glass block windows meet federal energy star efficiency guidelines and will have the energy star designation on the glass.
Even for a tiny basement window constructed from glass block it would cost at least 175.
Because glass block windows are comprised of glass and mortar or glass and vinyl depending on your window they are essentially waterproof especially with the latter.
Acrylic block versus glass block pros and cons.