b"If youre using slow expansion foam sealing tape, place the putty knife, place the header and jamb foam tape into thesupport blocks along the sill (masonry or wood openings) opening making sure the sticky side adheres to the windowand cut out the shape from the foam and place the foam frame. To prevent leaking at the corners, use sealant to fillalong the sill. Set the window in the opening, and using a any voids5. Fastening with Clips IMPORTANT-Avoid using an odd numberof brackets. Human naturewants to put one in the center. Even if 4 or 8 brack-ets might be figure to beextra for your install, theyNot will produce a better resultTo than 3 or 7 in most cases. ScaleStart by pinning off the 4corners only. Level plumband square. Then workdown the jamb and alter-nating sides. Test windowoperation after every set ofClips are attached to the window unit being rotated clips are installed. This into place within a groove designed to accept the clip. gets a consistent result andThe clip, depending on the length may be face doesn't take much longeranchored to the rough opening with one #8 x 1-1/4 once it becomes routine.sheet metal screw into face of the wood buck. For assemblies of severalIf the clip is longer so it projects out beyond the wood individual units mulledbuck or rough opening, then it can be bent to be together, calculate clips flush with the interior surface of the buck or rough Not and spacing for each opening. Use two #8 x 1-3/4 flat head sheet metal To individual unit and attachScrews. Scale clips to the available Determine the spacing between clips along each long outside perimeter sides. side. The same spacing used in the windows design At the end of mulls, pressure lab testing of the unit should be used for additional fastening mightinstallation. Start with a distance from corner of no be required. Confirm withproject engineer or architectless than 8 and not greater than 16 o.c.or manufacturer.Window Fitters Guide to Window Installation 120 Contents 2020-Do not reproduce without permission"