| Engineering Brick | Used, in the main, for work that is considered to be Civil Engineering but also used in buildings wh... | |
| Facing Brick | Produced for use on exposed faces of walls where good appearance is required together with good weat... | |
| Firebrick | Made from a refractory clay which has a high proportions of alumina and silica but is free of lime a... | |
| Frog | A marked indentation, on the upper surface of the brick, which reduces the amount of clay used in ma... | |
| Glass Blocks | These vary in size, and thickness, with a range of surfaces and colour tints. May be used internally... | |
| Glazed Brick | These bricks, now obsolete, were classified into three groups: enamelled; sprayed, and salt glazed. ... | |
| Hand-Made Brick | An expensive brick but sought for their charm and distinctiveness in colour and texture. The individ... | |
| Keyed Brick | These are made with a series of vertical dovetailed indents on one face that act as keys for interna... | |
| Kiss Marks | A regular cross discolouration on the face of bricks resulting from the stacking of unfired bricks o... | |
| Lime | Obtained by calcining limestone (carbonate of lime), in a kiln, the heat drives off carbonic acid le... | |
| Lime Mortar | Made from a hydrated lime and soft sand; proportions will vary from 1:4 to 1:6 depending on the sand... | |
| Machine Made Brick | These can be made, and known, as either a Wire-Cut Brick or a Pressed-Brick. The Wire-Cut is produce... | |
| Pamments | A thin paviour of brick texture used for internal flooring in areas subject to hard wear. May be 225... | |
| Place Brick | Red bricks that are under-burnt due to their position in the kiln. These are below the quality requi... | |
| Plinth Brick | A facing brick with a 45 deg. chamfer on the stretcher and header faces used to reduce the thickness... | |
| Portland Cement | Made from crushed limestone (or chalk) and clay then mixed with water to produce a slurry. The slurr... | |
| Rubbers | A special brick produced so that it can be easily cut and rubbed (traditionally on a York Stone) to ... | |
| Wall Ties | A metal tie used to tie the outer leaf to the inner leaf of an external cavity wall and so provide t... | |
