This video is part of the Shower Subfloor Fundamentals Course. End of joist notches cannot exceed 1/4 depth (0:25) Bored holes cannot exceed 1/3 depth (1:00) Bored holes cannot be closer than 2โณ from the top or bottom (1:43) Notches cannot exceed 1/6 depth (2:11) Use steel plates over notches (2:49) Bored holes can in […]
