Step 1 create a rough sketch of your attic on a piece of paper.
Average attic square footage.
Will usually cost about 1 900 2 800.
Of living space measures 40 by 45 at the exterior.
If you want to heat or cool your attic space calculating its cubic footage is necessary to determine adequate ventilation.
However an attic usually doesn t have straight walls.
The average cost to add a bathroom is 8 000 12 000 depending on the size of the space and the scope of work involved a budget bathroom addition can cost as little as 5 000 6 000.
Building a bathroom transforms your attic into a fully functional room that you can use as a bedroom or office.
A luxury bathroom that makes use of high end materials and finishes costs 25 000 40 000.
An average size attic of 1 200 square ft.
This will give you a visual representation of the dimensions of your attic for reference.
As answer 2 states or suggests average is subjective and relative.
If the space includes irregular shapes such as triangles mark these off so.
Get free estimates from insulation companies near you.
Finished attic square footage is included if an area has at least seven minimum feet of clearance.
Assume for a moment that a house at 1800 sq.
With a tape measure and some simple mathematical formulas you can easily calculate your attic s square footage.
One might then assume that the floor of the attic might approximate those same measurements.
The formula for figuring out the cubic footage of a rectangular solid like the interior of a room is length times width times height.