For 3/8" (10 mm) thick glass. Deep pocket does excellent job of securing fixed panels of glass. Use monolithic tempered glass. May be used alone or with regular depth U-Channel. Wet glazed with clear silicone to secure glass. End caps offered to conceal ends of channel. Deep U-Channel is for securing fixed panels of glass to the wall, ceiling or floor. Widths suitable for 3/8" (10 mm) thick glass are available and are individually wrapped to protect the finish. This 3/4" (19 mm) high profile deep U-Channel can be used as the top channel in installations where the glass must be inserted into the top, then lowered into the 3/8" (10 mm) tall regular U-Channel used at the bottom of the enclosure.