sealing of building envelopes to reduce drafts, moisture intrusion, and energy loss. RetroFit Insulation also conducts multi-level energy assessments that can include visual inspections, blower door tests, and infrared imaging to identify heat loss and ventilation issues. In addition, it designs and installs ducted and ductless heat pump systems and assists customers in accessing incentives and rebates through programs such as Mass Save and Rhode Island Energy. These services are aimed at improving building performance and reducing heating and cooling energy usage.