First all you need to do is simply give the sliding door track a good scrubbing.
Glass shower door hard to close.
4 slide shims into the space between the 2x4 block and door.
Turn the screws counterclockwise so that they are loose but do not remove them.
5 hold a wood block against bottom corner of door and tap upward with hammer.
Protect the shower or tub from scratches with a drop cloth.
Find the screws that connect the glass door to the frame at the hinges.
Tap up on door corner drive in the shims.
Then tap the outer edge of the door from.
Adjust the frame of the door by loosening all of the frame screws including the handle screws.
Unscrew the guide at the lower edge of the sliding door.
Shim the door edge using a two by four and wood shims.
If the sliding doors on your shower or bathtub don t glide smoothly repair them soon.
If the installer used the thinner set for 3 8 thick glass the most common thickness then the glass will probably slip in the hinge at some point since the hinge plate can t be clamped down tight enough.
3 open the shower door and stand a 2x4 block underneath its outer bottom corner.
Be sure to brush down both sides of the track as well as help scrub out the dirt that exists in the middle move the door along the track to expose the front scrub move the door back to the closed position scrub and so on.
A door that drags on the lower track will eventually do permanent damage to both the door and the track.
Many hinges come with two sets of gaskets one for 3 8 or 10 mm and one for 1 2 or 12 mm.
Like the sticking door the answer to a sagging door is to tighten the screws.