To hang mirror on a plaster wall use a toggle bolt outfitted with a picture hanging hook.
How to hang heavy mirror on old plaster wall.
Mark the wall near the center of the top edge with a pencil or painter s tape.
Hanging heavy mirror on plaster walls.
Center the mounting bracket or cleat on the back of the mirror frame and level with its top edge.
Hang a mirror using hooks step 1 hold the mirror in place close to eye level.
Use a power drill to carefully make pilot holes into the frame using the pre drilled holes in the bracket as a guide.
Use a molly bolt.
Called wall anchors or wall mollies these are small tapered plastic anchors that you push through the plaster after drilling a correct sized hole.
Expand the anchor.
A variety of drywall anchors are available.
Your mirror is too heavy for picture hooks alone but a wall anchor would likely do the trick to attach them to a wall made of drywall or plaster.
Wall anchors have a hole in the middle that a.
Drill hole through plaster large enough to accept the toggle bolt.
Interlocking brackets on the wall and the mirror provide secure and level hanging.