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.
When Metric units were made compulsory in Australia , the common standard for interior household doors was set at 820mm which will now apply forever. The opening for a standard door is about 4mm extra, and the 'Door Stops' which are always 10 or 12mm thick each side, reduces the width of the opening to about 800mm .