To make the job easier use a circular saw to cut the plywood sheet first into 2 2 8 strips which will be much easier to handle.
Putting boards down in attic.
How to lay attic flooring on top of fiberglass insulation 1.
Line up 2x4 inch 5 08x10 16 cm thick boards on each end of the grid and screw them into the existing boards that you laid.
Maneuvering heavy 4 x 8 sheets of plywood or osb oriented strand board up to an unfinished attic is sometimes like trying to fit a square peg into a round hole.
Use an electric screwdriver to install the flooring base.
For an easy attic flooring start with a simple laying down of wood planks.
If you keep these close together you will not have to worry about any gaps.
Place a 2 inch by 3 inch board.
Wear long sleeves and pants since.
Fix with two or three screws along the join.
Walk to one end of the attic by carefully stepping only on the wooden ceiling joists.
Lay a full board next to the first one and then mark or measure if it needs to be cut see step three.
Another way to add attic flooring is to secure plywood sheets to the floor.
Now that you have boards lined up across the trusses you can cap off each end of the subfloor with boards on each end.
While you can nail the flooring into place a screwdriver will countersink screws and create a squeak free finish.
There are several different types of attic flooring you can use.
Cut the second board if necessary and slide it into position with the first board making sure the tongue and groove is fully connected to form an almost invisible join.
Put on work gloves safety glasses and a dust mask before entering the attic.