Water proofing Exterior Casing on Marvin Windows

Hey, A client has asked me to do exterior casing (1×4) for their new windows.  This is new construction.  She requested no exterior sill and its being sided in clapboards. … Hey, A client has asked me to do exterior casing (1×4) for their new windows.  This is new construction.  She requested no exterior sill and its being sided in clapboards. …Read MoreGreenBuildingAdvisor