Ventilation and air-conditioning installation work

Description

This contract includes a new ventilation plant for the administration and processing section. The ventilation in the administration section shall otherwise be executed the same way as the office building, but with relatively many of changing rooms. The ventilation system in the processing section distinguish between supply air, and clean and contaminated air. Exhaust air from areas with contaminated air is conveyed in a separate duct system for treatment by using photooxidation and charcoal filter. Deodorised exhaust air shall then heat exchange by using fluid clutched heat exchanger with supply air. All ducts for contaminated air shall be made of acid proof steel. Clean air and supply air shall heat exchange by using a rotating heat recovery unit. The plant shall be in operation during the entire construction period.