That's why we have the lowest priced glass block,  Just call me for a free estimate. Glass block window installation for your basement, bathroom, or garage is not for the novice--we have years of experience installing the custom glass block windows, and finishing the mortar on your new basement, bathroom or garage glass block windows. We know how to install your energy saving, airtight glass block, with or without air vents or dryer vents so your home will be warm this winter and you'll have added security against any break-in