Dear All,

I am new to this site , I am estimating one small shopping mall HVAC project. Can any guide me how to select the Chemical dosing unit, Pressuraization/Expansion tank. There is no technical information given from the Consultant.I need to send the enquiry to the supplier. I have only details of Chillers, Primary & Secondary pumps.

The schedule of Chillers & Pump schedule attached along with quitionarie