If it is being mounted to the plaster wall use a molly or toggle bolt.
Mounting shelf to plaster wall.
Measure and mark the spaces on the wall on both ends of where you want the shelf to go.
For lighter items simply screwing into the plaster with a 1 1 4 drywall screw is usually enough to get the job done.
Using a level draw a discreet line in pencil across the wall to ensure that your shelf will sit.
Some older plaster walls have a thin strip of wood that runs around the perimeter of a room usually between 1 inch 2 5 cm to 1 foot 30 cm below the edge of the ceiling.
Now that you have located your wall studs set the spot for your shelf on the wall.
Next you will need to mark your mounting brackets.
Plastic versions hold medium loads in drywall and plaster.
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Mark the location of wall studs onto the plaster with your pencil.
Position the bracket on the wall and fasten it to.
Use a picture rail if you have one.
Locate and mark your shelf.
Drill a pilot hole through the plaster and into the stud at each mark using a drill bit that is slightly smaller than the bracket mounting screws.
If your room has this you can simply drive a screw through the wood and use this to hang things.
Over tightening can damage the plaster so stop once the bolt is secure.
Screws and screws with masonry anchors for heavy items are your best choice for hanging things on plaster walls without picture rail.
Here are links to the product we used in this video.
Mark the mounting brackets.
Use the level and mark the location with your pencil on top and on the sides of your shelf.
The actual shelf itself an adhesive strip that has a marked center point and a built in level and two metal pieces that you push through your wall on each side the adhesive strip has little notches so you know where they go.
Note the placement of the screw holes which will be on the ends.
You might need a helping hand for this step.
Mark the screw holes for the shelf s mounting brackets on the wall.
Position the mounting brackets against the wall.
Bore a hole in the wall large enough to accommodate the toggle.
Ch hanson 0304 magnetic stud finder.
Metal toggle bolts can support heavy loads in drywall plaster and hollow core concrete block.
Fit the item to be anchored over the bolt then insert the toggle and tighten.