Heating, Ventilation and Air Conditioning - Duct cleaning

Deep clean and disinfection of the internal surfaces of the supply and extract ductwork systems serving the Islington Waste Recycling centre in accordance with BESA TR/19 To provide photographic evidence of before and after works Drawing numbers which can be found on SharePoint ; 0171_M_601, 602, 603, 604, 605, 606, 607, 608, 609 and 610 Inclusive System numbers that require cleaning: AHU 1, AHU 2, AHU 3, AHU 4, AHU 5, AHU 6, AHU7, SF/AHU 8, SF/AHU 9, SF/AHU 10, SF/AHU 11, EF14, EF1B, EF3, EF3B, NLWA, EF4A, EF4B, E...