Product Profile January 30, 2019 Project Profile: Garrett-Jacobs Mansion The Garrett-Jacobs Mansion is a historic, four-story home in the Mount Vernon neighborhood of Baltimore, Maryland. Built in the late ... Tags: AE-200A Centralized Controller, Energy Recovery Ventilator, Engineers Club, ERV, Garrett-Jacobs Mansion, HVAC, Lossnay, METUS, Mitsubishi Electric, Mitsubishi Electric Trane HVAC US, Variable Refrigerant Flow, VRF