Contaminant level control in parking garages.

This paper presents the results of a research program that was conducted for ASHRAE by TRC- Environmental Consultants, Inc. The purpose of the study was to provide information on the effectiveness of existing ASHRAE ventilation guidelines for maintaining acceptable air pollutant levels and to develop a methodology for including economic utilization of energy in the consideration of future guidelines.

No fault cathedral ceilings.

           

New ASHRAE ventilation standard outline.

         

Roof insulation

       

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