Which of the following building envelope alterations do NOT need to comply with the requirements for new construction provided the buildings energy use is not increased.

Windows shall have an air infiltration rate of no more than ___ cfm per square foot.

The thickness of blown-in roof/ceiling insulation must be written on markers installed throughout the attic for every _____ square feet.

Slab on grade floors shall be insulated per the building thermal envelope requirements when the floor surface is less than ___ inches below grade.

Sunrooms enclosing a conditioned space and with thermal isolation shall have a minimum ceiling R-value of ___ when located in Climate Zone 5.

Each piece of building thermal envelope insulation must be identified with the R-value by the manufacturer when the insulation width is ____ inches or greater.

An interior design temperature of a maximum ___ for heating and a minimum ____ for cooling shall be used in calculating the heating and cooling loads of a room.

A sunroom is a single story structure that is attached to a dwelling that has a glazing area that exceeds ___ % of the gross area of the structure’s exterior walls and roof.

Cold-formed steel-framed walls within residential buildings, 16 inches on center, with R-13 + 8.9 insulation shall be equivalent to a wood frame wall having an R-value of which of the following?

What Climate Zone is Delaware located in?