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vr vr
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6 years ago
MERV filter rating system
 
  A) Compares the airflow resistance of different filters when fully loaded
  B) Compares the arrestance value of 12 different ranges of particle size
  C) Compares the airflow resistance of different filters when they are new
  D) Compares the overall arrestance value of all sizes of particles

 Q. 2

Utilizing a filter at decreased airflow levels will ________ the efficiency and ________ the pressure drop in the duct.
 
  A) Decrease, decrease B) Decrease, increase
  C) Not change, decrease D) Increase, decrease
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zika123zika123
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6 years ago
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vr Author
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#2
6 years ago
All are answered correctly
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#3
6 years ago
Happy to help
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