Wall Types

Cavity Brick Walling

Cavity Brick Walling

Cavity brick walling is a brick inner and out leaf construction that may or may not be insulated.

The inner and outer leafs are tied together with wall ties.

Insulation is used to retain heat in the building making it thermally comfort.

The insulation is normally attached to the inner leaf.A cavity is left to allow air to circulate and to drain

any moisture coming through the outer leaf. Weep holes are fitted to the outer leaf to allow any

moisture to drain out.

Timber Frame Walling

Timber Frame Walling

Timber frame walling is commonly used in house or flat construction.

It has a very good thermal properties.The outer leaf can be made from various

finishes, timer, plastic, brick, block or stone.The inner leaf supports the load of the

building, the outer leaf is a weatherproofing decorative layer.

Insulation is incorporated into the timber studding.

Insulated Brick Block Walling

Insulated Brick Block Walling

Brick outer leaf and a block inner leaf with or without insulation fixed to the inner leaf.

Wall ties fix both leafs together.A cavity is left to allow air to circulate and

to drain any moisture coming through the outer leaf.

Weep holes are fitted to the outer leaf to allow any moisture to drain out.

Stone Walling

Stone Walling

Stone outer leaf with a suitable inner leaf.The stone can be natural or man made

materials. It can be load bearing or non loadbearing.It should have weep holes to allow moisture

to be drained from the cavity.

Render Finishes

Render Finishes

Rendering is a decorative weather proofing external finish.

A scratch coat is applied to a wall, then a finishing coat is applied to it once it has had time to dry.

Finishing coats can be dry or wet cast.Dry cast is small stone chips or shells cast or

thrown on to a wet mortar coating.Wet cast is stone chips mixed into the mortar

which is then cast or thrown onto the scratch coat.

Plasterboarding

Plasterboarding

Plasterboarding is the internal finish to most modern walls.

It is made from a sandwich of gypsum with card outer leafs, size 2.4m x 1.2m

It can be aimes tapped or plaster finished with board finish.

Brick walling is plastered with a browning coat and then a finish coat is applied.

Painting

Painting

Painting is the decorative finish used on dry wall plasterboarded or plastered walls.

A primmer an undercoat is applied to the wall and a minimum of two coats of emulsion.

Activity

Calculate the wall areas?

2.4m high x 3.3m wide.

2.4m high x 3.3m wide with a door opening of 2m x 900mm.

2.4m high x 4.8m wide with a window of 1.5m x 1.5m and a door 2m x 800mm