There are four basic step profiles that a stair nosing will follow.The square stair nosing profile is fitted to steps that are at 90 degree angle to the tread.The rake back stair nosing profile is fitted to steps whose riser is slopping backwards at 83 degrees  angle to the tread.This …

1.Choose the right stair edging for the step.This should be a tight fit to the step to ensure that the profile does not lift or rock during use.The depth of tread will have an influence on the stair nosing to be selected.A single channel profile is ideal on treads up to 300mm deep.Double and multipl …