"I agree with NG's current prices, but do you REALLY think NG is going to stay cheap once it's able to be exported, or regulation and Taxes are applied as they are with oil? The US has the infrastructure to import LNG, but not to export it.…"
HVAC design, Manuals J, S, T, & D, Duct leakage, Air flow, ENERGY STAR new home requirements, and more. Since heating & cooling are such a big part of home energy use, understanding HVAC is critical.See More
Combustion Appliance Zone Testing (CAZ) Made Easy (March 24, 2016)
-Adapting to the new BPI standard
-RESNET testing requirements
-NFPA testing requirements
-Best practices for best results