1801 Portland Ave HVAC permit issued for replacement of two 5-ton gas furnaces
Dauenhauer HVAC has replaced the commercial heating at 1801 Portland Ave for owner Promise Holding LLC, installing two 5‑ton, 120k BTU natural gas furnaces and new ductwork as a commercial replacement. The project, estimated at $30,000, notes the equipment is located on Level 2 or higher with the condenser at ground level outside, and ladder access will be provided for inspections.