closet valve
The valve which controls the flushing cycle of a tank-type water closet.
The lining of an excavation or trench with boards having no space between them.
A bolt having a low circular head of extra large diameter which is cupped on the underside so that it
Construction in which the studs are placed relatively close and the intervening spaces are plastered.
A staircase string whose upper edge is straight and parallel to its lower edge; the tread and riser ends are