DG-1000 Calibration Interval Extended to 4-years     The DG-1000 has been released for over 4 years, and we have sufficient supporting data to extend its calibration interval.  The chart below shows the amount of…

The Energy Conservatory Adds Two New Leaders in Support of Customers Company announces addition of Jake McAlpine and Chris Hughes MINNEAPOLIS (June 16, 2021) – The Energy Conservatory (TEC) announces Jake McAlpine as Manager of…

NEW software update to the DG-1000 Gauge.  This FREE software update adds stand-alone data logging, another update to the on-board tubing assistant app to include guidance on duct leakage to outside test set-up, and a…

HVAC 2.0 – an Opportunity for You and Your Minneapolis Blower Door™? Even if you are not an HVAC contractor, you may have heard of HVAC 2.0 (previously Home Performance 2.0).  HVAC 2.0 is a…

We now have the option for customers in the USA to place orders on-line at the NEW  T-E-C store.   A New Way To Order Products We continue to offer direct phone and email order…