Concrete Blocks and Bricks | Rawlplugs | Fixings

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3rd July 2018

DIY, installing, building / home concept – word on block wall

Fixing to concrete isn’t as difficult as you may think; it’s just as simple as fixing into wood. The secret is selecting the correct fixing that is suitable for your intended use. When fastening to concrete, brick or concrete blocks, a number of particular points must be taken into account.

  • The weight of the item
  • The structure; is it Concrete, brick or concrete blocks?
  • The condition of the structure; is it crumbly or solid?
  • Check for buried services such as water pipes, gas pipes and electric cables


Examples of fixings 
Have a think about the type of fixing required that's best suited for your application. It is important to keep safety in mind, follow instructions as directed.
Chemical Resin Anchors
Used when a traditional fixing may not be adequate while fixing into crumbly concrete, bricks or blocks. There are other situations that these types of fixings come into their own. This fixing requires a hole to be drilled with a masonry bit.

Anchor Fixings
Anchor fixings are generally used to secure objects to concrete, bricks or blocks. There are a varied variety of anchor fixings on the market. This fixing requires a hole to be drilled with a masonry bit.

Masonry Nails
Masonry nails can be used to fasten wooden, or metal objects to concrete, bricks or blocks. Skirting boards, architraves are a couple of purposes that they can be used for. There is no need for a hole to be drilled, but a heavy hammer is needed to drive the nails home.

When fastening fixtures into brick walls, block or concrete it is essential that you get a good firm fixing. Always use the correct fixing for the application that it was designed for

Rawl Plugs

There are many other methods of fixings into these structures, mainly used in the construction industry. We are going to focus on Rawlplugs, as this is what you will commonly use whilst carrying out your DIY projects in and around your home.

Wall plugs are commonly called Rawlplugs or rawl plugs after the company that invented them. They are commonly made of plastic, and designed to expand in the pre-drilled hole once you start tightening up the screw.

Always follow the manufactures recommendations on selecting the correct size drill bit to use with the rawl plug.

Installation guide

  • Drill a hole to the manufacturer’s recommended diameter and depth.
  • Insert plug into hole and tap home.
Place the screw through the fixture and the centre of the rawl plug. Using either a screwdriver or an electric screwdriver, turn the screw until the fixture, is secured. The rawl plug expands and increases the screw's grip in the wall.

Rawl plugs are simple to use, cheap to buy and give a secure fixing.

What you will need:

  • Rawl plugs
  •  
  • Screws
  • Screwdriver to suit the screw-heads you are using
  •  
  • Masonry drill bit
  •  
  • Hammer drill, read choosing the right drill

Tips:

  • Always install fixings using the manufacturer’s guidelines, and never be tempted to modify.
  • Always use the correct size drill bit
Always follow the manufactures safety guidelines, when working with power tools. general safety for power tools