| Architrave |
Moulding around openings such as doors or
windows. |
| Barge Board |
A wide board fitted on the edge of tiles to follow
the slope of the roof. |
| Batten |
Timber strip to which roof tiles are fitted. |
| Bead (or Beading) |
Small moulding to cover a join. |
| Blown or Live |
Plaster that has lost its bond with the wall. |
| Bond |
Arrangement of bricks to ensure stability of brickwork. |
| Budget |
Something to be ignored! |
| Consumer Unit |
Like a fuse box; the mechanism by which circuits
are protected from overload. |
| Cooling-off period |
Period of time allowed to change your mind about
a purchase decision. Currently, goods and services that are sold unsolicited
are subject in law to a seven day cooling off period. |
| Coping |
Protective capping to the top of a wall. |
| Corbelling |
Successive projecting courses of brickwork. |
| Damp-proof course |
An impervious membrane laid about two brick courses
above ground level to prevent damp from rising. |
| Distribution Board |
An assembly containing switches or protective
devices (e.g. fuses, circuit-breakers, residual current operated devices). |
| Eaves |
Overhang of roof beyond wall below. |
| Efflorescence |
Unsightly powdery white salts brought to surface
of brickwork. |
| Estimate |
An informed guess, a rough price. |
| First fix |
Joiner, plumber and electrical carcassing prior to plaster. |
| Flashing |
Metal sheet used to deflect water at junction between
roof and wall. |
| Flaunching |
Cement mortar filler round the top of a chimneystack. |
| Flush Door |
Door with completely flat faces. |
| Frog |
Indent on the bed face of a brick. |
| Gable or Verge |
Upper part of an outer wall at the end of a pitched
roof. |
| Glazing Bar |
Thin bar shaped to receive pane of glass. |
| Header |
The end face of a brick. |
| Header Tank |
Small open cistern (tank) that feeds water to central
heating system. |
| Herringbone |
Zigzag pattern of brickwork. |
| Hip |
Line of adjoining sections of pitched roof at external angle
of building. |
| Hip Tile |
Roof tile shaped to cover hip of roof. |
| Hipped Roof |
Pitched roof, the ends of which are also sloped. |
| Jamb |
The side of an opening in a wall for a door or window. |
| Lean-to Roof |
Sloping roof supported along its highest part by a
taller adjoining wall. |
| Light |
Subdivision of a window. |
| Loose-Fill Insulation |
Loose material for insulating cavity walls
and lofts. |
| Making Good |
The finishing touches that bring work up to scratch. |
| Mansard Roof |
Form of pitched roof designed to provide more space
for rooms. |
| Muck |
A bricklayer's slang term for mortar. |
| Mullion |
Upright post in window. |
| Nogging |
Short wooden stiffeners inserted between joists. |
| Nosing |
Rounded edge of a stair tread that projects beyond the riser. |
| Parapet |
Low wall at the edge of a roof. |
PC Sum
(Prime Cost Sum) |
An approximate sum of money allowed for
materials or labour – e.g. £X for a bathroom suite that
has yet to be chosen, or £X for work to be undertaken by a subcontractor. |
| Purlin |
Horizontal beam, part way up a rafter to prevent sagging. |
RCD
(Residual Current Device) |
A protective device on an electrical
circuit. |
| Reveal |
Vertical side of door or window opening. |
| Riser |
Upright part of a stair OR vertical water pipe from the mains. |
| RSJ |
Rolled steel joist. |
| Sarking Felt |
Waterproof felt under roof tile battens. |
| Screed |
Layer of fine concrete used to provide smooth surface prior
to floor finish. |
| Second Fix |
Items fitted following plastering. |
| Span |
Horizontal distance covered by a beam or lintel, etc. |
| Spoil |
Material dug out during excavation. |
| Stack |
Vertical pipe carrying waste from sinks and toilets. |
| Stretcher |
The side face of a brick. |
| String |
Sloping board carrying the treads and risers of a staircase. |
| T&G Boarding |
Tongue and groove, traditional softwood floor
boards. |
| Trap |
A curved section of drain that holds water, providing a seal
that prevents odours from escaping. |
| TRV |
Thermostatic radiator valve. |
| Verge Tile |
Edge of a roof, which runs from eaves to ridge at a
gable. |