If you have a rafter framed attic the floor joists may or may not be large enough for living space and may need to be reinforced or replaced.
How to tell if attic supported enough for room.
Then you ll need to build a grid like structure that can hold up the plywood flooring.
The floor joists in an attic may not be strong enough to support a living space and could require additional support which can be expensive and reduce the available ceiling height in an attic.
If you have attic trusses not conventional trusses the members will be sized to support living space.
In most cases though the joists cannot support live loads and may not even be covered with boards.
If your attic joists won t bear the weight necessary to finish out a living space but the engineer cleared them to support floor decking for light storage you can install inch plywood or.
The joists should support your weight but the space between them almost certainly will not.
In rare cases especially in new construction homes the attic may have been built unfinished with the correct flooring in place with the idea that the homeowner could later on finish the space.
Before you start creating a floor for your attic you must make sure that it can handle the additional load.
How to check attic ventilation.
Moreover if you have asphalt shingles on the roof attic.
An attic conversion requires easy access from an adjoining second story room or a staircase to provide entrance to and exit from the room.
Attic floors are made with floor joists or with truss members.