DerbyDad03 wrote:

He is recommending 10 6" x 16" soffit vents (there are none now) and 6
box vents instead of the current 4.


That's less than 7 sq ft of soffit vents. Assuming a 20% loss for the
screening, you'll have a bit over 5 sq ft of actual vent space.

That should be more than enough for an 800 sq ft house.

Do you live in a single-wide?