Door Frames

The following is excerpted from “Doormaking & Window-Making,” and refers to frames for exterior doors. (The book instructs that interior “doors are usually hung in “jamb linings,” instead of door frames, these being fixed in the walls after the house is built.”) A handbook on doors would hardly be complete without some reference to door frames, and in this chapter we propose to give a short description of the various kinds of frames in general use, and to show how to set out and make them. Fig. 102 is the elevation of an ordinary frame, con­sisting of two posts or jambs, sill and head: a rebate is formed in the posts and head; to correspond with the thickness of the door, and the other edge is usually chamfered or beaded in some way, as shown in Figs. 103 to 105. The standard size for the scantlings used for door frames is 4-1/2 ins. by 3 ins., although in special cases these are varied as circumstances demand. The rebate should always be made so that the widest way of the stuff takes…