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TIE BAR |
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Heavy metal bar passing through
a wall, or walls, to brace a structure suffering
from structural instability. |
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TORCHING |
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Mortar applied on the underside
of roof tiles or slates to help prevent moisture
penetration. Not necessary when a roof is underdrawn
with felt. |
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TRANSOM |
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Horizontal bar of wood or stone
across a window or top of door. |
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TREAD |
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The horizontal part of a step or stair. |
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TRUSSED
RAFTERS |
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Method of roof construction utilising prefabricated
triangular framework of timbers. Now widely used
in domestic construction. |
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UNDERPINNING |
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Method of strengthening weak foundations whereby
a new, stronger foundation is placed beneath
the original. |
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VALLEY
GUTTER |
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Horizontal or sloping gutter, usually lead
or tile-lined, at the intersection between two
roof slopes. |
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VENTILATION |
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Necessary in all buildings to disperse moisture
resulting from bathing, cooking, breathing etc.,
and to assist in prevention of condensation.
Floors : Necessary to avoid rot, especially Dry
Rot; achieved by airbricks near to ground level.
Roofs : Necessary to disperse condensation within
roof spaces; achieved either by airbricks in gables or
ducts at the eaves. |
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VERGE |
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The edge of a roof, especially over a gable. |
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VERGE
BOARD |
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Timber, sometimes decorative, placed at the
verge of a roof: also known as barge board. |
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WAINSCOT |
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Wood panelling or boarding on the lower part
of an internal wall. |
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WALL
PLATE |
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Timber placed at the eaves of a roof, to take
the weight of the roof timbers. |
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WET ROT |
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(Coniophora Puteana.) Decay of timber due to
damp conditions. Not to be confused with the
more serious Dry Rot. |
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WOODWORM |
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Colloquial term for beetle infestation: usually
intended to mean Common Furniture Beetle (Anobium
Punctatum): by far the most frequently encountered
insect attack in structural and joinery timbers. |
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