CRL Top Door Patch Fitting with 1NT304 Insert

For 3/8" or 1/2" (10 or 12 mm) Glass 2-3/4" (70 mm) Pivot Setback For Use with Overhead Concealed Door Closers Use Monolithic Tempered Glass The CRL Top Door Patch Fitting includes the 1NT304 Insert for use with our Overhead Concealed Door Closers that have a 9/16" (14 mm) square and 3/4" (19 mm) long spindle. Finished covers are available in five standard finishes. Gaskets are supplied that allow this Patch Fitting to be used with either 3/8" or 1/2" (10 or 12 mm) Glass.Glass Fabrication Required: One 3/4" (19 mm) diameter hole and corner notch.Product Warning:These fittings are not for use with Laminated Glass.The following guidelines are to be used when making a 1/2" glass door using this hardware:Maximum Height: 102" (2.59 m)Maximum Weight: 194 Lbs. (80 kg)Maximum Width: 42" (1.09 m)If the door exceeds any of these limitations, full door rails should be used.