b'ShimsShimsNails in the rough sill will show where they are.IfTemporarythere is no cripple stud in a proper position, moveSupport the brace left or right (within reason) until it lines upcorrectly.The idea is to support the window, under the mul-the projection fits under the header. Maneuver the lions, as close as possible, yet maintain a balanced,window unit outward until it is about halfway out- symmetrical look to the braces.If they are to be cov-side. The sill will now be holding the weight of the ered, the symmetry is less important.unit. Have one or two of your helpers go outside to Fasten the support bracket using a 3/8 lag bolt thathelp steady the window as you continue to push it is long enough to penetrate into the stud at least 2".through the opening. Fasten the brace to the underside of the Bay or Bowunit with a wood screw of sufficient length to anchorIf there is no existing exterior support, use 2 x 4 into the seat board, but not puncture through.studs as shown,Pre-cut to the anticipated length tosupport the outer edge of the projection as it is easedoutside. Work the unit outside until the edges of theside boards, head board, and seat board are flushwith the interior wall surface.Secure the outer edge of the projection with adequatesupport from the temporary braces. Using a level, be Studsure that the window sits plumb and square in theopening. Using 3 wood screws, countersunk in thesides, head, and seat, gently anchor the window unitin the opening using shims under each screw. Checkthe plumb, square, and level again and adjust as Studnecessary. Then you can tighten the screws.Any Bay, Bow, or Garden Window with a projection Using a Cable Support Systemover 8 outside the exterior siding of the house needssupport brackets. If none are supplied with the unit, Most manufacturers can supply a cable support sys-a pair can be cut from 2x12, or 2x10 pressure treat- tem for Bay and Bow Windows to eliminate the needed lumber. They can then be covered with pre-fin- for knee brackets. Garden Windows, with glass roofsished aluminum capping stock or form the base for that cannot use a cable system, will still require kneean enclosed support, as shown. brackets. If a cable support system is not availablefrom the manufacturer, lumber and building materi-Making a Support for Bay,als dealers can usually supply a kit.Bow, or Garden WindowsOutside the house, set a knee brace or angled sup- The typical cable kit consists of two threaded pins,port under each mullion of the window. Place the washers and nuts, cables, and cable anchor brack-long leg of the brace against the house,and drill pilot ets. Cable support systems work easiest where thereholes through the brace into cripple studs in the is an overhang (soffit or cantilevered floor) above thewall. You can identify the location of the cripple installed window. Follow the instructions suppliedstuds after you have removed the old window.with the cable system.Window Fitters Guide to Window Installation632020 AWDI, LLC Do not reproduce without permission'