Free answers to questions concerning heating, air conditioning and ventilation. The site includes forums, knowledgebase (with glossary), career information, recalls, upcoming events and training, and links to other sites.
HVACtraining.com, a division of The Training Source, Inc., specializes in providing services and technical training for professionals in the Skilled Trades. The site offers training support, continuing education seminars and consulting services.
NFPA 70®, National Electrical Code® (NEC®), sets the foundation for electrical safety in residential, commercial, and industrial occupancies around the world. It is consistently reviewed and updated, with input from active professionals in the field, to stay ahead of the constant changes in technology and safety that affect your job daily.