Install steel doors if you decide to buy and install a reliable metal door, then only buy high-quality design with good locks and other components that are important for the input of a metal door, not do. As is known, the correct execution immediately dismantling and assembly work when installing a new steel door - it's part of the success and ensure that the door will last as long as possible, keeping during operational period and outer beauty, and convenience of daily use, and reliability. For this reason, the installation of steel doors must meet the professionals. Typically, the vendor providing this service (many - free). If you prefer to use the services of professional installers input metal doors, then you need to watch the process, that all was done correctly.
When the model produces steel doors, special leave slight discrepancy standard door size - about 1.5 - 2 centimeters. This small difference can more accurately align the door on a level. Remaining after the installation metal doors clearances just poured foam. At Bruce Fink Sydney you will find additional information. But before you start installation of metal doors, it is necessary to dismantle the old one. Removed an old door, removed the door frame, door thoroughly cleaned. May need to align the doorway - removal of cement, all projections and irregularities. Especially a lot of masters paying attention to irregularities because of the level they can be extremely noticeable. If you install a metal door with a view of the uneven hand, it can stand sideways. A slanting position the door in the doorway leads to worse consequences, such as random opening and closing the door (if not close it to the latch or lock), of lock bolts.