Walls

Building Screen-block Walls

A screen-block wall should not span more than 3m without intermediate pillar supports. You cannot cut screen blocks nor the pilasters, so check the exact dimensions when planning. Blocks normally measure 300 x 300 x 90mm thick, and pilasters 195 X 195 x 200mm high including joints. Foundations For a low wall, foundations should consist…

Brickwork

Pointing Repairs

The mortar between bricks may break away and become uneven. The visible edge is called pointing and keeps a wall both weather-resistant and attractive. If pointing is necessary, use a narrow cold chisel to chop out the old pointing to a depth of about 10 mm (2/5 in). Be careful not to damage the bricks…

Building A Brick Wall
Brickwork

Building A Brick Wall

To bond bricks together, spread the mortar over the foundation with a bricklayer’s trowel, and lay a brick on top, the frog (hollowed-out part) uppermost. Many amateurs and, indeed, some tradesmen prefer to lay with the frog downwards because, they say, the mortar will squeeze into the hollow part and obviate the risk of tilting….

Wall types
Walls

Wall types

Solid brick wall This is a wall built entirely of bricks fitted closely together. It may be 41 or 9 inches in thickness, depending on whether a single or double bricking is used. Walls of this kind were commonly built between the wars. Their main drawback is that rain fairly easily penetrates them and they…

Wall Maintenance
Walls

Wall Maintenance

Although there are several different kinds of walls that we may find in our homes, for interior work the differences are not very important. Nearly all of them end up with a plaster surface to which our decorations are stuck. This plaster may be applied in the traditional manner as a wet plastic mass smoothed…

Blockwork partitions
Walls

Blockwork partitions

Blockwork partitioning is usually used only on a solid base such as a solid concrete ground floor. If the blockwork is to be built on a timber floor, it is advisable to check and see if it runs in the same direction as the floor joists. In this case, the joists would need strengthening in…

Garden Walls and fences
Walls

Garden Walls and fences

These may be to enclose the garden or make divisions within it – or even to prevent landslide – as in the sloping or terraced garden. They can also be built to support climbing plants or to provide decorative interest. Of all the labours of love in a garden building your own wall is perhaps…

How To Apply Rendering
Walls

How To Apply Rendering

Rendering is a waterproof barrier to protect the underlying brickwork from the damage caused by damp. If the render coat is damaged, it should be repaired as soon as possible. Repair to a smooth-rendered surface is made with a mortar mix consisting of 1 : 6:1. It may be necessary to apply two layers of…

Brickwork Maintenance Tips
Brickwork

Brickwork Maintenance Tips

From time to time brickwork may become dull and discoloured. This may be caused by grime and pollution, efflorescence, rust or accumulation of vegetable matter. Dirt or pollution. Bricks that are grime-laden and dull but otherwise in good condition usually require only simple treatment. Remove dirt with water and a stiff brush. If you suspect…

Walls

Internal Wall Coverings

Internal. It is important to know which walls are non load-bearing and which are load-bearing, i.e. integral to the structure of the house. Where a load-bearing wall is removed or substantially cut into, an RSJ (rolled steel joist) must be fixed horizontally to support the load above. Dealing with load-bearing walls is strictly for the…