OGT Windows Systems is an industry leader in engineering Window and Curtain Wall systems. Our designs are state-of-the-art and are built to last. With our competitive pricing and simplified installation we are confident you will not want another partner on by your side. OGT's system are made to the highest standards. It's systems have passed the Southern Building Code Congress international's voluntary impact standard SSTD-12-97 and the Texas Department of Insurance's TDI-1-95. They are also an approved system by Miami-Dade County for small and large missile impact.