What's this video to learn more about building stairs with pressure-treated building materials. If you live in the right area and don't seem to have extreme climate conditions, then you can probably use regular construction standard materials. However there is one exception to this rule, you will actually need to maintain the stairway, by using a little paint and cleaning it every once in one. I'm not a big fan of pressure-treated building materials anyway or wasting my money. Don't forget to visit our website today, to learn more about stair building.