EXTECH/Exterior Technologies Inc. Announces U.S. Patent for the Snap-In GRIDLOCK Glass Block System

EXTECH/Exterior Technologies Inc. is proud to announce that a U.S. patent has been granted for their 2100GL Snap-In GRIDLOCK Glass Block system. The GRIDLOCK Glass Block System has revolutionized the use of glass blocks in walls and windscreens. Primary applications for this system include transit shelters or windscreens for buses, trains, and other public transportation...Continue reading

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