How much dust accumulates in a central heating system? September 29, 2014 No Comments It varies from one house to another for example: If you have pets, construction going on, unsealed roads & very dry weather etc…..Go to view how dusty some central heating systems accumulate dust. Previous Post Next Post You may also like September 29, 2014 Do you guarantee your work ? September 29, 2014 What type of payment methods do you accept ? March 31, 2018 Why do I need a detailed cleaning of my HVAC system?