Basement Frames. Fig. 13 illustrates one successful form of basement window frame construction, with sash. In this type the sash is hinged to the top of the frame, and a catch or button at the bottom of the frame secures the sash when closed. The construction is such as to best shut out wind and water when the sash is closed.

Fig. 14. Basement Door Frame

Fig. 14. Basement Door Frame.

Fig. 14 illustrates a basement door frame. Frames such as this, and the window frame of Fig. 13, are made of heavy stock and are known as plank frames.

Basement frames are held in place by means of wooden blocks nailed to the sides of the frame, as well as by the projecting "lugs" of the frame itself. The frame is set and plumbed by the carpenter as soon as the mason has prepared the sill. Fig. 14 shows a frame plumbed and stayed, ready for the mason to lay the adjacent wall. Fig. 15 indicates the position of plumb and level in the setting of a frame. The edges of a door frame are" sighted " for wind. Where it is necessary to attach frames or other woodwork to brick walls, it is customary to have the mason insert wooden

8 Basement Frames 26Fig. 15. Plumbing and Leveling Cellar Frame

Fig. 15. Plumbing and Leveling Cellar Frame.

"bricks" as the wall is constructed. Wooden bricks are of the same size as other bricks, and should be constructed with the edge which is to be laid back in the wall thicker than the front edge, so that a dovetailed effect is secured.