What kind of wood do you use for an attic floor?

What kind of wood do you use for an attic floor?

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.

How do I support my attic floor?

How to Reinforce an Attic Floor with Sister Joists

1. Clear the Joist Spaces. Pull out all insulation and any debris from all of the joist spaces so you can see the full length of each joist, including where it meets the exterior walls.
2. Measure the Old Joists.
3. Cut the Sister Joists.
4. Install the Sister Joists.
5. Install Blocking.

How thick should loft flooring be?

Standard loft boards come in two different sizes; 2,400mm x 600mm and 1,220mm x 320mm; both of which are 18mm thick.

How thick should attic floor be?

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 you convert your loft yourself?

Most loft conversions don’t require a planning permit. You are required to obtain permission if your loft design will alter your roof space. Nevertheless, you cannot leave matters to chance; hence, check with your local council or planning officer to know whether you require a planning permit.

What size do floor joists need to be in a loft conversion?

To do what you want, you will need to run new joists parallel to the rafters. These are likely to be 7×2 or greater, depending on your span. Building Control will tell you which you need. The wall running down the middle of the house is likely to be a supporting wall and as such will be supporting the rafters.

Can I board my loft straight onto joists?

Can I Board directly onto joists? The simple answer is no. Therefore, boarding directly onto joists would mean in many cases having reduced insulation in between the joists (75mm – 100mm) or squashing insulation down where there is boarding from 270mm to 100mm.

What are the building regulations for a loft conversion?

These cover matters of safety, including the strength of the floor, minimum headroom above the staircase, fire escapes, thermal efficiency, electrics, plumbing and glazing. The preparation for building regulations can be completed by either the designer or loft conversion company you are working with.

How to choose the right loft conversion stairs?

Decisions such as placing the door at the top or the foot of the staircase can also mean the difference between a boxy loft conversion and one that is more open. Ideally, though, you want the loft conversion stairs to feel like a continuation of the stairs from your ground floor to first floor.

Why choose wood for your loft conversion?

When alterations to structural timbers are complete, wood can be used to great visual effect to enhance the appearance of the loft conversion. Wood fire doors, in addition to providing essential safety, can help with sound insulation. Position of openings

Can you cut roof timbers for loft conversion?

However, in all cases you should never cut or remove any structural roof timbers such as rafters, purlins, struts or trussed-rafter components without the advice of a structural engineer. Timber can be used effectively in a variety of ways to improve the performance of any loft conversion.