All Services Engineering & Architecture HVAC Design Engineer $10/hr · Starting at $400 HVAC system designing, heat load calculation,ventilation calculations, drawings preparation,drafting, piping design, duct design, chiller systems design, Consulting for design based projects. About $10/hr · Ongoing Download Resume HVAC system designing, heat load calculation,ventilation calculations, drawings preparation,drafting, piping design, duct design, chiller systems design, Consulting for design based projects. Skills & Expertise ConsultantDesignDraftingDrawingEngineeringHVAC System DesignSystems Engineering 0 Reviews This Freelancer has not received any feedback. Browse Similar Freelance Experts DesignersHVAC System DesignersEngineersDrawing ArtistsConsultantsDrafters