If you can t get any sort of reading with the stud finder a small drill bit is the way to go.
Mounting heavy objects plaster walls.
To secure heavy items on plaster walls use screws that are 2 inches 5 1 cm long.
How to hang heavy objects on plaster walls step 1.
If you can hang your heavy object in line with a stud and screw a long screw directly into the stud that s always the best option.
Plastic versions hold medium loads 10 pounds to 25 pounds in drywall and plaster.
Studs can help support the weight of heavy objects.
With wood lath behind the plaster toggle anchors would likely hold just fine.
Move the stud finder over the plaster wall across the spot where the heavy object will hang.
Even more so if you live in an old house with plaster and lath walls.
For lighter items simply screwing into the plaster with a 1 1 4 drywall screw is usually enough to get the job done.
Find a stud if you can.
Hanging heavy objects 1.
Screws and screws with masonry anchors for heavy items are your best choice for hanging things on plaster walls without picture rail.
When it comes to installing a wall hanging be it a work of art a shower curtain bar a knife grabber or a big heavy mirror there are so many unspoken rules around what will hold and what.
This is the standard spacing of.
Pre drill a hole at the spot where you want to.
Hanging heavy objects on the wall can be tricky and with all the options available out there downright confusing.
Metal toggle bolts can support heavy loads 25 pounds to 50 pounds in drywall plaster and hollow core concrete block.
How to use them.
Bore a hole in the wall large enough to accommodate the toggle.
Non pointed molly bolts that require a drilled installation hole work best on plaster walls where there are no studs.
Thick plaster walls with wooden lath do complicate the process.
Use a magnetic stud finder to locate the wooden studs hidden behind the plaster wall.
If your walls are made of plaster or drywall one option is to affix the object to a spot on the wall directly into a stud.
Move the stud finder approximately 16 inches to the right or left of the mark.