Sliding glass door roller pictures and help

Patio rollers for wooden doors

This is a called a tandem sliding glass door roller. These are used in pairs in Wooden patio doors to cope with the added weight of the wood door and the glass. In this model, used on many Pella doors, the roller is attached to the door frame with wood screws going through the flange at the bottom of the roller. The height of the roller is adjusted using a screw bewtween the 2 bearings.

This tandem sliding glass door roller is used with an aluminum door. Aluminum doors are lighter than wood but sometimes tandem rollers are used when double or triple glazed insulating glass is used in the door. This roller is snapped into the frame, no screws are used to hold it in place. Roller height adjustment is done through a screw in the right hand end of the roller that is accessed through a clearance hole in the patio door frame.

This common single bearing roller is used with an aluminum door. It is held in place with a screw through the top, as well as by a screw that also joins the bottom of the door to the vertical stile. These rollers works well with single glazed panels but can wear out very quickly if used with heavy double glazed units.

This die cast roller is used with many different types of 2 and 4 panel patio aluminum patio doors. It comes in 2 variations, one with a threaded mounting hole on the top through the center of the roller, and another with 2 threaded mounting holes to the left and right of the centerline. The 2 holed offset version is used with single glazed alumunum doors while the single mounting hole version is used with double glazed units. The die cast metal strap that adjusts the roller height is the weakest part of this roller and usually breaks.

This steel frame roller is one where the screw that attaches the roller is also the same one that adjusts the height. It uses a screw with a "Nylok nut" that does not loosen. The roller has the advantage that it can be changed without removing the bottom of the patio door.

Locking tab style rollers

Some patio door roller dont use screws to hold them in place. They use metal tabs that stick out and snap into recesses in the patio door bottom. To get them out you have to find where the tabs are and gently pry on the door bottom to get them loose.