When hanging heavy objects such as shelves and mirrors the best device is the expansion anchor or expansion bolt.
Hanging heavier objkects on wall.
The proper way to hang objects 10 to 25 pounds instead use a threaded drywall anchor to securely hold objects between 10 and 25 pounds such as heavy picture frames bulletin boards mirrors and light weight shelving.
These may hold up to 20 pounds according to this old house but be sure to check the package to confirm.
If you re hanging a heavier piece expandable metal anchors also known as molly bolts are an option.
Fasteners for hanging heavier objects from walls.
Next take your screw and begin driving it into the anchor.
Hold it up to the wall where you want to hang the item then use a hammer to tap the nail into the wall.
Hammer the anchor in until it s flush with the wall.
Determine the weight of the item you ll be hanging onto the wall.
No power tools are required for this self drilling fastener.
Simply hanging something heavy on a plaster wall can result in damage to the wall and the object if you don t tap into the supporting structure behind the plaster.
Use a screwdriver to screw it in until it s flush with the wall.
Make sure to position your shelf or whatever you re mounting up to where you want it and then drive in the screw.
Once you ve done that hanging a heavy object like a large mirror television or work of art becomes a safer and simpler task.
Removing wall anchors is a pain and patching the wall after removal never looks perfect.
Then step onto the scale without the item and record the weight.
Subtract the second number from the first and you ll have the weight of the item.
If you have a bathroom scale simply step onto the scale while holding the item and record the weight.