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  1. mmotlak1

    recovery Wheel Calculations

    Thanks guys for reply, my problem is, I submit a project to the authority to take approval in the design, the recovery wheel system was selected based on the manufacturer software. but the authority engineer requiring the manual calculations for this. the data i have the fresh air and exhaust...
  2. mmotlak1

    recovery Wheel Calculations

    I want to make a manual calculations for air to air energy recovery unit. I have the amount of exhaust air and supply air. how to make this calculations according to ASHRAE standard 90.1 2007 requirements.
  3. mmotlak1

    LTHW (Low Temperature Hot Water) System for Middle East Project

    I am from Middle-east, why do you want to use LTHW system in the building.

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