To floor an attic you ll need to install a sub floor for support before laying your plywood floor.
Flooring in attic plywood.
Don t use 7 16 osb as it is intended for.
These lightweight easy to manage panels can be installed by even the most inexperienced homeowner in about 15 minutes.
As an alternative 3 4 osb can be used.
First you ll need to measure the area you want to floor so you can calculate how much wood you ll require.
It isn t but you ll need a dose of common sense to execute the job of installing an attic floor properly.
You ll have to construct a wooden frame or sub floor with boards 16 inches apart to provide extra support for the floor.
Plywood flooring thickness is important for proper weight distribution.
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Attics with existing flooring.
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.
However the same can t be said if you are planning on using the space as a living space.
In that case you will need to use 3 4 thick plywood.
Alternatively your attic may already have some sort of floor but this doesn t necessarily mean you can build rooms.
A single 4 pack covers approximately 10 sq.
You can for instance use recycled materials.
Some experts suggest that 15 32 inch plywood should be standard if the underlying floor joists are spaced 16 inches apart or less but slightly thicker 3 4 inch plywood should be used for joists spaced further apart.
An attic can be floored with 1 2 cdx plywood if it is being used only for storage.
Plywood floor in attic of older home.
With all these challenges you might start thinking that attic flooring installation is impossible.
It s possible to create a solid floor without investing a lot of money.
What size plywood for an attic floor.
The recommended thickness of the plywood subfloor is governed by the spacing of the joists.
Attic storage might be a good idea but other issues such as insulation joist spacing and intended usage should be taken into consideration.
Here are a few tips to help you and your house get through the attic flooring installation job.
Attic space offers many options for building storage or living space especially if you already have a well built basic flooring in place.