Air Handling Unit

Air handling equipment shall be manufactured in accordance with the following specification, designed for horizontal or vertical air flow. Units shall be matching in both internal width and height to ensure smooth efficient air movement through each section of plant with minimum turbulence and pressure loss. Access shall be provided to each section of plant for inspection and maintenance purposes. Units shall be constructed to eliminate the transmission of mechanical vibration. For ease of handling, larger units shall be transported to site in sections for assembly by others. All jointing gaskets, sealing materials and hardware shall be provided to allow assembly to be completed. Suitable permanent lifting points shall be incorporated into the unit base frame or framework. The units shall be complete with fixed identification, airflow and warning labels. As a minimum the AHU shall be constructed to meet the leakage requirements of DW143 class B (BS1886 leakage class L2)