cost for a porch:
3 major components
floor structure
wall structure
roof structure
floor structure
concrete slab
a slab supported by a perimeter foundation with footings
wood deck support system
wall structure
screened porch
a porch that is mostly windows
a porch that is like the rest of the house with a typical wall system that has windows randomly spaced
roof structure
2. finished ceiling (drywall or paneling)
Refinements are added to the porches base rate
type of roof shingle used
floor coverings
design features such as vaulted ceiling or added wall height
calculated a vaulted or cathederal ceiling