North Carolina State Building Code Fuel Gas Code 2012
North Carolina State Building Code Administrative Code and Policies 2012
Manual D Residential Duct Systems
North Carolina State Building Code: Energy Conservation Code 2012
Commercial Load Calculation for Small Commercial Buildings, Manual N®
Manual Q Commercial Low Pressure Low Velocity Duct System Design
Manual J Residential Load Calculation (8th Edition - Full)
Modern Refrigeration and Air Conditioning
North Carolina State Building Code Building Code 2012
North Carolina State Building Code Plumbing Code 2012