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<br /> <br />9 <br /> <br />. A$ere to one bottom comer tightly at 900 about 3" up the side, and overlap the exterior face of the structure <br />(fi. . A5); do not stretch or tear flashing <br />. Pr ss flashing tight into the comers; eliminate wrinkles as best as possible with j-roller <br />. R eat in opposite bottom comer <br />Apply elf-adhesive flashing to the sill pan as follows: <br />. C t self-adhesive flashing to the sill length <br />. Rove backing paper <br />. C efully apply to the rough opening sill, flush with back dam <br />of e sill pan; fold the flashing that extends over the sill flat <br />o 0 the sheathing <br />. 8 ooth out any bubbles or creases with a j-roller <br />Seal b ck comers of sill pan with polyurethane sealant <br />Apply bead of silicone across the back of the sill dam as shown in <br />fig. A <br />Apply lastic drain screen as follows (fig. A6): <br />. C t screen to the length of the sill plus 2" <br />. S cure to the exterior sheathing surfuce 112" below the sill edge <br />e ending down the wall; be sure to staple only within 1 112" of <br />si I edge <br />. E sure all fasteners are flush against sheathing within 6" of <br />r gh opening all the way around <br /> <br /> <br />Building wrap <br /> <br />6 <br /> <br />7 <br />8 <br /> <br />Fig. A6. Cut-away view showing corner installation sequence <br /> <br />Open St d Wall <br />The differ nce between open-stud and sheathed wall installation is that open-stud needs <br />backing s port for the building wrap/building paper and adhesive flashing (fig. A 7). This <br />backing s port should be: <br />. A no water-degradable, thin (max. liS" thick) sheet material such as aluminum or <br />galva ized flashing, hard plastic sheeting, tile board, Energy Brace@, or other thin <br />sheet aterial <br />. 8uffi ient width to span from the rough opening to the nearest stud that is not a part <br />of the rough opening <br /> <br />Backing ~' pport may be attached by any method (staples, tacks, construction adhesive, <br />etc.) and ust completely surround the rough opening as shown. Backing support must <br />be applie before building wraplbuilding paper. <br /> <br />After appJ)ying backing support, follow instructions for sheathed wall and interpret <br />reference{ to sheathing as being the backing support. <br /> <br /> <br />Fig. A 7. Backing support over studs <br /> <br />JlI0l2Ins lation Instructions for Primed Wood Windows without Applied Exterior Trim <br /> <br />Page IO <br />