Manual N - Commercial Load Calculation
The New Fifth Edition of Manual N details the load calculation procedure that addresses the advances in the commercial construction industry: new materials, methods of assembly, and operational requirements.
North Carolina Fuel Gas Code 2018
Addresses the design and installation of fuel gas systems and gas-fired appliances through requirements that emphasize performance.
Manual Q - Commercial Low Pressure, Low Velocity Duct System Design
Design a residential duct system in less time with the streamlined Manual D duct procedure. The newly released Manual D has been significantly revised to include updated and expanded VAV guidance, with detailed examples and Impacts of excess length, sag and compression in flexible ducts.
North Carolina Energy Conservation Code 2018
The IECC addresses energy efficiency on several fronts including cost savings, reduced energy usage, conservation of natural resources and the impact of energy usage on the environment.