box sill
A type of sill, 1 used in frame construction; a header joist, nailed to the ends of the floor joists, rests on […]
A hollow cornice, built up of boards, moldings, shingles, etc., so that the lower ends of the rafters are not visible. Also
1. The lowest horizontal structural member of the frame of a door or window that interconnects its vertical members. 2. The lower rail
An auxiliary pump which is used in a piping system to increase or maintain the pressure in the system.
The assembling of wood veneers from the same flitch so that successive sheets are alternated face up and face down. In figured