Click HERE to register for State Exam. We have also included additional information for those taking the Commercial and Industrial Roofing Exam, which is can be taken only by those who have already passed the Residential Exam.
Most windows for residential properties made of 1/8â (3 mm) or 3/16â (5 mm) glass. But usually insulated panels of double glass with argon gas or vacuum in between typically used. In many cases the total thickness of such unit with a frame excluded will range from 3/4â (19 mm) to 1 1/8â (mm). If planning to design a house or home addition it is a good idea to check windows dimensions chart offered by a particular manufacturer. But still, windows sizes shouldnât be an obstacle for any creativity.
Ladders or steps required by this section shall not be required to comply with Sections R311.5 and R311.6. Ladders or rungs shall have an inside width of at least 12 inches (305 mm), shall project at least 3 inches (76 mm) from the wall and shall be spaced not more than 18 inches (457 mm) on center vertically for the full height of the window well.