Services Include Indoor Air Quality, Duct Cleaning, Duct Sanitizing, Mold & Mildew Prevention. UV Lights, Special Filtration, Duct Ceiling & Duct Replacement. Commercial And Residential Installation Agreements. Service Agreements Starting At $128.00 Per Year. Authorized dealer and servicer for Amana and Goodman. Lifetime replacement on 14 Seer or higher.