2022 Energy Code and Residential Envelopes
The building envelope has the biggest impact on energy use of any building component. It is what causes the heating and cooling system to run. It is important the envelope […]
Duct Leakage Testing: Basics and Beyond
Explore the basics of duct leakage testing. Learn how to set-up the home and equipment to quantify both total duct leakage and duct leakage to the outside. You will also […]
What Energy Consultants Need To Know About QII
Quality Insulation Installation (QII) is a process for verifying that a home’s thermal envelope is properly sealed and insulated. Without this verification, insulation is assumed to be poorly installed and […]
QII For Contractors
In the 2019 California Energy Code, QII (Quality Insulation Installation) changed from a credit measure to prescriptive measure, meaning it sets the target for compliance. QII is a protocol for […]