BPI: Building Science Fundamentals; Questions and Answers 100% Solved
BPI: Building Science Fundamentals; Questions and Answers 100% Solved CFM Correct answer cubic feet per minute CFM50 Correct answer cubic feet per minute at 50 pascals of pressure ACHn Correct answer natural air changes per hour ACH50 Correct answer air changes per hour at 50 pascals of pressure How to calculate ACH50 Correct answer CFM50 x 60 / volume of home AFUE Correct answer Annual Fuel Utilization Efficiency. The efficiency of a boiler or furnace. It is the ratio of annual heat output of the furnace or boiler compared to the total annual fossil fuel energy consumed by a furnace or boiler
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