Math and Basic Electrical Formulas - Mike Holt Enterprises, Inc.
- Emergency Backup Flyer for Customers
- Fire Alarm Systems, Article 760 - Mike Holt Enterprises
Based on the 2008 NEC
- Generators and Standby Power Systems, Rule 220.87, Articles 445, 700, 701, and 702 – Mike Holt Enterprises - Based on the 2011 NEC
- Index - NEC 2014 - Free Download [ PDF 3.9MB ]
- Index - NEC 2011 - Free Download [ PDF 1.46MB ]
- Index - NEC 2008 - Free Download [ PDF 2.5MB ]
- Index - NEC 2005 - Free Download [ PDF 913KB
- Marinas and Boatyards – Article 555, based on the 2011 NEC
- Newsletter - Register to get free E-mail newsletter.
- Proposal - Download this Electrical Contractor proposal
- Radio and Television Equipment, Article 810 - Mike Holt Enterprises, Inc. - Based on the 2011 NEC
- Solar PV Systems - Directory, Identification, Label Signage, Marking, Plaque, and Sign Requirements, Articles 690 and 705 - 2011 NEC
- Swimming Pools, Spas, Hot Tubs, Fountains and Similar Installations, Article 680 - 2008 NEC - Mike Holt Enterprises
- Top 6 Changes to the 2011 NEC - Mike Holt Enterprises