| Lead Bossier | Heavy wooden lump hammer used to shape lead and dress down into position.... | |
| Lead Brick: | Used when building walls that are circular on plan. When the first one or two courses have been set ... | |
| Levelling | The process of using a spirit level to check and mark levels.... | |
| 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... | |
| Line and Pins: | The line is used, between two corners, to control the gauge and face alignment of each course as the... | |
| Lintel: | Horizontal beam to carry a wall over a door or window opening. When formed of reinforced concrete th... | |
| Lipping | Term used to describe adjacent tiles that are not in the same plane. Permitted tolerances are set ou... | |
| Listello | Highly decorated border tile.... | |
| Loading | Designed mechanical machine with ladders and loading platform... | |
| Lump Hammer | Also referred to as a club hammer with a head weight of 1 kg for use with a bolster or cold chisel.... | |
| Lump Hammer: | Also known as a Club Hammer it has a short, square section, head with a weight of 1kg; the edges of ... | |
| Machine Made Brick | These can be made, and known, as either a Wire-Cut Brick or a Pressed-Brick. The Wire-Cut is produce... | |
| Majolica tile | Modern imitation of Renaissance white earthenware glaze with coloured decoration.... | |
| Mansard | A roof slope normally pitched at 65¡ from Horizontal at the upper level elevation of a buildin... | |
| Marble Mosaic | Hand produced material cut from strips of natural stone. Sizes range from 10 - 25 mm. Mosaic is pape... | |
| Margin | The exposed face of a slate or tile to the lower edge of the slate or tile immediately above... | |
| Mechanical Fixing | A metal grid fixed to background concrete to enable large tiles or ceramic sheets to be anchored bac... | |
| Mechanical key | Treatment of backgrounds to improve adhesion either by raking out joints, forming keying grooves in ... | |
| Metal edging trim | Proprietary item largely replacing rounded edges for external angles available in aluminium, brass o... | |
