Ability to input different values for weekdays and holidays for describing the climate control system and internal operations.

Calculation of specific energy use and reporting according to BBR 2008.

Ability to add horizontal shading for the building.

Ability to adjust the average annual temperature for a chosen location.

New climate files, now totaling 41 files.

Ability to use outdoor temperature-controlled air flow.

Ability to simulate houses on stilts or on a crawl foundation.

Simpler routines for solar shading.

Display of the sun's and people's heating of the building.

Ability to adjust the temperature of the air at the air intake to the ventilation system.

Advanced input on heat recovery. Here it is possible to adjust the efficiency according to outdoor temperature, and to specify compensation for defrosting.

Help to determine air leakage with the help of pressurization test data.