A window sill sits atop a framed curb bearing on a concrete foundation wall. The assembly includes one-half inch sealant and backer rod joints along with one-quarter by one-inch weep holes spaced three inches from ends and at twenty-four inches on center for moisture drainage.
3" 1/4"x1" WEEP HOLES 3" FROM ENDS & @ 24" O.C. 1/2" SEALANT & BACKER ROD 11 A8.35 __________ 7 A8.35 __________ 1/4"x1" WEEP HOLES 3" FROM ENDS & @ 24" O.C.
Members view this detail in full resolution, download the CAD files (SVG, PDF), and can adapt it in the built-in CAD editor — export DXF, DWG, or PDF.
Start membership