The subfloor that you will install must run perpendicularly across the existing attic trusses to distribute the weight across multiple trusses.
Put subflloring in attic.
When measuring in your attic make sure you are only putting your body weight on the trusses.
You also need to ensure that the joist spacing is adequate.
How to build a subfloor in an attic.
If you step on a piece of drywall you may go through it.
Subfloor installation labor basic basic labor to install subfloor with favorable site conditions.
Glue and screw tongue and grove subflooring with manufacturer recommended spacing.
Attic space offers many options for building storage or living space especially if you already have a well built basic flooring in place.
For example loftzone storefloor is lightweight and very easy to install.
Don t forget to adjust the cost to where you live by adding your zip code.
Covering part or all of the ceiling joists in the attic is a cheap way to make use of wasted space.
Attic joists that are made from 2x8s may be acceptable for building your attic floor but because every room is variable there are no absolutes.
Even easier you can also use a prefabricated attic floor kit designed specifically to raise the attic floor above the insulation.
Attic joists for live loads.
It provides a stable surface for finished flooring material such as laminate.
The difficulty comes from the precise measurement and cutting required and the labor of getting the sheets of underlayment in place.
Layout fabricate and install subfloor over existing joists.
Now you know the average cost to install an attic floor which includes the labor and material and what s involved so you can decide to do it yourself or hire a contractor.
Joist dimensions are only part of the equation.
Installing subflooring over attic rafters is a relatively easy diy project.
Installing the subfloor is the easy part.
Loftzone raises the height of the lower chord of the attic truss.
Improvement and repair cost updated 2020.
A subfloor is a stiff wood underlayment secured directly the the flooring joists.
It s possible to create a solid floor without investing a lot of money.
This allows the full depth of attic insulation to work as intended.
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.