EMS

EMS

ENERGY MARKETING SERVICE	PHONE 252-943-1028 (9:00 am- 6:00 pm ET, M-F)	CONTACT US
*SERVING HVAC AND PLUMBING CONTRACTORS SINCE 1986*

FREE INTERNATIONAL CODE BOOKS, CLICK HERE

SAMPLE PLUMBING EXAM

HELP WITH PASSING THE PLUMBING EXAM

"Guide to Passing the Plumbing Exam"

SAMPLE HVAC EXAM

HELP WITH PASSING THE HVAC EXAM

"Guide to Passing the HVAC Exam"

Practice Contractor's Business and Law exam

THE WORLD'S EASIEST LOAD CALCULATOR SOFTWARE

click here to learn more

INSTRUCTIONS FOR EMS LOAD CALCULATOR

AN HVAC PRIMER FOR CONTRACTORS and HOMEOWNERS

Info for handicap plumbing facilities Accessible and Usable Buildings and Facilities

NEED TO BRUSH UP ON CONTRACTOR MATH? CLICK HERE

USEFUL INDUSTRY LINKS

TEST YOUR ABILITY TO ANSWER TRICK QUESTIONS

HOW TO SIZE DUCTWORK