CO2 testing for old Vulcan

Michael requested 2 quotes from Heating Professionals in Brunswick

Heater has been deactivated, however I would like a second opinion

DHC AIR

Twin Electrics and Plumbing

Carbon monoxide check for ducted gas heater
carbon monoxide check for ducted gas heater

Central heater service and safety report
Service central heater and carbon monoxide testing

Heater service
Vulcan heater series 22 gas wall furnace needs a service / check up

Carbon monoxide test
Found out our ducted heater has cracks in pipes and potentially been leaking...