b'SIDE BOARDProjection & Seat DepthIt is helpful to recognize the distance a Bay or BowWindow will extend from the house and how deep theseat board will be. Depending on the seat projectionand the thickness of the wall, installation will requiresupporteither corbel support, or cable supportillustrated elsewhere in this book. The installation procedure and support, as well as theroof construction as needed, will be designed prior tojobsite delivery. SEAT BOARDThese illustration approximate the distances of projec-tion and seat board depth. They may vary by a smallamount and are meant as an estimate only.Bay Window ProjectionsBay Windows usually are three windows only. The con-figuration can consist of a picture window flanked bytwo operable double-hungs or casements, or the centerunit can also be operable. Bay Windows come in twostandard angles of 30 degrees and 45 degrees.The diagrams and chart show relative values of the dimensions for the assembled Bay Window assuming a standard Side Board Depth of 6"NOTE: Center Window Factor: Deduct Factor from total Bay Width to determine Center Window Size.Garden Window ProjectionsGarden Windows are ordered from the factory to standards determined by the manufacturer. Check with the dealer for the projection and side NOTE: Projections over 8 requiredimensions for a given height and width. Bracing, and a roof where soffitsdo not sufficiently cover the win-Bow Window Projections dow. Seat Depth roughly equalsA Standard Bow consists of 3, 4 or 5 lites, connected Projection since the thickness ofby 10 degree angle mullions. The opening widths are the window & frame is approxi-shown with approximate projections. mately the same as the standardwall depth of 4 1/2.Window Fitters Guide to Window Installation56 2020 AWDI, LLC Do not reproduce without permission'