An attic can be floored with 1/2″ CDX plywood, if it is being used only for storage. 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. As an alternative, 3/4” OSB can be used.

Can you make storage in attic?

Yes, the short answer is you can store things in an unfinished attic. But you have be careful about what you store, how you store and how much you store in an attic too. Attics are ideal for storing seasonal decorations, sports equipment, extra crockery and kitchenware and luggage.

How do I build a storage platform in my attic?






Quote from Youtube video: So I just want to show you kind of what I've been up to so I sort of made this kind of framework. Here. So here's the opening to the Attic. It's just you just come through here with a ladder.

Can you put a floor in the attic?

That begs the question; can my attic support a floor? The answer, in most cases, is a definite yes. Even though it wasn’t put there, the joists supporting your ceiling are quite strong. Putting down flooring won’t stress them any more than the floors in your bedroom, kitchen, or bath.

Can my attic support my weight?

If you’re talking about the floor of an attic, then it may, or may not, support the weight of a person. We’ll tell you how you can figure it out. If you’re talking about walking on the roof and therefore relying on the roof truss and attic to support you, it highly likely that the roof will support you.

What wood is good for attic storage?

Joist Spacing and Attic Use



You need 3/4-inch plywood. The thinner plywood is acceptable when the joist spacing is 16 inches. If you plan to finish the floor in the attic and turn the room into a living space, however, you should always use 3/4-inch plywood.

Can I put plywood over attic insulation?





Once the insulation is down, you can turn your attic into valuable storage space by covering the floor with plywood. It will also make the attic a safer place in which to walk.

How thick should plywood be for attic storage?

Flooring the attic. An attic can be floored with 1/2″ CDX plywood, if it is being used only for storage. 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.

How do you attach plywood to attic subfloor?

Quote from the video:
Quote from Youtube video: So just going to tack it down good and then shoot it off with sheathing nails. So i'm going to do is slide the sheet tight against this truss. And go ahead and tack it. Down.

How do I board my attic?

Quote from the video:
Quote from Youtube video: Start at a convenient place such as the loft hatch. And work out from there screw the first loft leg into position by driving the four screws through the base. And into the joist.

How much weight is safe to store in an attic?



On average, an attic that has not been designed specifically for storage or already converted into a habitable room can hold 10lbs per square foot. The maximum weight load of an attic can be increased by taking certain measures, such as layering wood across the joists to spread the weight.

How much weight can ceiling joists hold?

Ceilings in single-story homes are only designed to support a constant load of 5 lbs/SqFt., plus a live load of 10 lbs/SqFt. This varies by the span of the joist and the size, grade, and species of lumber used.

How thick should plywood be to walk on?

Sizing the Plywood



No matter what the spacing is on your ceiling joists, 3/4-inch plywood should be used if you plan on walking on it. If you plan on placing the plywood around the perimeter of the opening or door and using it only to store light boxes or materials, 1/2-inch-thick plywood should suffice.

Is OSB stronger than plywood?



Osb is stronger than plywood in shear. Shear values, through its thickness, are about 2 times greater than plywood. This is one of the reasons osb is used for webs of wooden I-joists. However, nail-holding ability controls performance in shear wall applications.

How much does it cost to plywood an attic?

A contractor will charge $550, which includes labor and material, to lay a plywood floor in an area approximately 10-feet square. If you have basic carpentry skills and tools, you can do the job for $190, the cost of the plywood and screws.

How do you strengthen ceiling joists for loft storage?

Quote from the video:
Quote from Youtube video: I gone for a shorter joist that is slightly wider which maintains the strength of the joist. Quite simply to use the template.

Is OSB OK for attic floor?

Oriented Strand Board (OSB) – for non-mountainous regions- for the attic roof decking; that is, for exterior use. The attic floor (inside the house) can use 3/4 in. thick tongue and groove OSB. The spacing of your attic roof trusses are 24 in.

Can you use plywood as flooring?



As a finished flooring



(And yes, you can have plywood flooring over a plywood subfloor.) You can cut plywood into planks or special shapes and lay them in whatever pattern you prefer. Some plywood flooring designs even mimic traditional wood parquet floors or mosaics.

What is the best flooring for an attic?

Resilient flooring, such as laminate or vinyl, is one of the best choices you can make for attic floors. This type of flooring can soften the sounds when installed over an underlayment.