Superior Glass Block has been building & installing Glassblock windows for over 28yrs with 1000 s of satisfied customers. You can feel confident that your windows will be installed to last a lifetime! with $1,000,000 dollars of insurance for peace of mind. We are also an Accredited Business with a A+ rating with the Better Business Bureau. We also use a wide range of glassblocks products including, airvents with thermopanes w/ clear or obscure glass and large weather seals, (3) colors ( white, sand, grey) to best match the color of the house and different color mortars for installing to best match your trim and or house color. We promise you won t be sorry choosing us for all your Glassblock needs. Satisfaction Is Guaranteed!!!