Pinit (AI) MECHANICAL AND ELECTRICAL SYSTEMS IN BUILDINGS SKU: (AI) MECHANICAL AND ELECTRICAL SYSTEMS IN BUILDINGS 9780134701608 $38.00 This item is part of ALL IN (AI), NC State's lower-cost digital course materials program. This digital material will be accessible through your class Moodle page link. This item is no longer available for purchase for the fall term. Quantity -+ Add to Shopping Cart