Objectives Collins Bay Institution requires a contractor to complete duct cleaning services in multiple buildings located at Collins Bay Institution. The cleaning in the units must be accomplished as much as possible from mechanical rooms, with some staff areas accessible from their heating, ventilation and air conditioning (HVAC) ducting. CBA1 may be accessed from all four floors of the building. Scope of work Work to include the following: Professional duct and equipment cleaning of the HVAC systems in the following buildings: CBA1- Administration Building – Focus – HVAC system, ducting, exhaust ducting and Indoor air conditioning (AC) Ceiling Cassette and/or Wall unit cleaning and associated components listed below; CBB04, CBB06, CBB07 and CBB08 – Inmate Living Units - General Accommodations - Medium Security; Focus –All components of air handling units (AHU) systems (in each unit), ducting and associated components listed below; CBB09 – Inmate Living Unit – Small Group Accommodations – Medium Security; Focus - All components of AHU systems, ducting, heat recovery ventilators (HRV) for living pods and associated components listed below; FF36S - Inmate Living Unit/Gymnasium - General Accommodations - Minimum Security; Focus - All components of AHU systems (5), ducting, and associated components listed below. FF46 – Inmate Living Unit – Small Group Accommodations – Minimum Security; Focus - All components of AHU systems, ducting, Combie units, HRVs for living pods and associated components listed below; The cleaning of the HV/AC is to include but not limited to the following components in the AHU/HVAC systems: • Main Air Handling Unit(s) (Supply/Exhaust) and roof top units • Unit enclosures • Heat Exchangers and cooling coils • Fan assembly • Condensate pan • Louvers and dampers • Outside air and return plenums • Outside air intakes and exhausts • All supply and return ductwork, lined and unlined, including ductwork plenums, Branchers, risers. • All associated air terminal devices, i.e. supply diffusers, return registers, etc. • Exhaust duct systems and all associated registers • Heat exchangers and heating element • Exhaust fans and return fans • Fire and fire/smoke dampers • Exhaust/intake exterior grilles/louvers • Air to air heat exchangers • HRVs • Air cleaner units AC indoor units (CBA1 only – Estimated: 35 units) • Split air conditioning ceiling and/or wall cassettes – Filters, cooling coil. • Disinfecting of the drainage system
