How to Avoid Damage When Hanging Heavy Items on Walls

Hanging heavy items on walls doesn’t have to end in chipped paint, cracks, or an awkward chat with your landlord. Whether you’re mounting a mirror, a large piece of art, or some sturdy shelves, doing it right the first time saves a lot of hassle (and repair work). Here’s everything you need to know: how to hang heavy items safely, find wall studs, choose the right anchors, and keep your walls looking flawless.

Understanding your walls

The first step to safely hanging heavy objects is knowing what you’re working with. Most homes will have one of the following:

• Drywall (plasterboard): Lightweight and easy to drill through, but not great at holding heavy loads without proper support
• Plaster walls: Common in older homes; strong, but prone to cracking if you’re not careful
• Brick or masonry walls: Durable and tough, but they need specific tools and anchors to avoid crumbling

Each wall type needs its own approach, whether that’s the right tool, anchor, or an understanding of how weight gets distributed.

How to find wall studs

Studs are the wooden or metal frames inside drywall that provide the best support for heavy items. Finding them is essential when mounting things like TV brackets or large mirrors.

Tools to locate studs:

• Stud finder: Electronic stud finders detect studs quickly and reliably (widely available and worth the investment)
• The knocking method: Tap the wall and listen. A solid sound means stud; hollow means no stud
• Switch plates: Studs are often located near sockets and switches, since these are fixed directly to them

Mark stud locations with a pencil once you’ve found them, and you’re halfway there.

Choosing the right wall anchors

Wall anchors are essential when hanging heavy items, especially when a stud isn’t an option. But not all anchors are created equal, so pick the right one based on your wall type and the weight you’re hanging.

Types of wall anchors:

• Plastic anchors: Fine for light to medium loads on drywall, but avoid using these for anything over 5-10kg, depending on the anchors weight load
• Toggle bolts: Strong and reliable; they open behind the wall for extra support, making them ideal for heavier items when studs aren’t available
• Masonry anchors: Designed for brick or concrete walls, these grip tightly into solid materials
• Self-drilling anchors: Great for drywall (no pre-drilling required)

How to use wall anchors:

1. Drill a hole slightly smaller than the anchor, if required (check the packaging)
2. Insert the anchor into the hole until it sits flush with the wall
3. Attach your mounting hardware (screws, brackets, and so on) and secure the item

Always check the weight limit on your anchor before you get started.

Hanging heavy objects safely

Whether it’s a mirror or a floating shelf, here’s how to get it done properly:

• Use the right tools: A power drill, screwdriver, spirit level, and stud finder are your essentials
• Distribute the weight: Use multiple mounting points or brackets to spread the load
• Follow the instructions: Items like TV brackets often come with specific mounting steps; don’t skip them
• Match your anchor to the load: Check the weight rating before you commit

Plaster and brick wall tips

Plaster walls can chip, and brick walls need specific tools. Here’s how to handle each:

• Plaster walls: Use a masonry drill bit to reduce the risk of cracking, and always use a wall anchor to secure heavy items
• Brick walls: Drill into the brick itself, not the mortar; mortar is weaker and won’t hold as well

How to prevent wall damage when drilling

A few simple habits go a long way:

• Apply painter’s tape over the drill spot to stop paint from chipping
• Drill slowly; it gives you more control and reduces the chance of cracks
• Always check for hidden pipes or wires with a detector before you start

Before you go

Hanging heavy items doesn’t have to be a nerve-wracking ordeal. With the right tools, a bit of planning, and the tips above, your walls will stay intact (and your home will look great). And if something does go wrong? The right kind of insurance has you covered. Check out how Lemonade can protect your home.

Now go hang that masterpiece. You’re sorted. 🙌