Air Changes Per Hour ACH
Meaning, Term, and Glossary Definition - What is Air Changes Per Hour ACH?
The movement of a volume of air in a given period of time; if a house has one air change per hour, it means that the air in the house will be replaced in a one-hour period.
Try searching Air Changes Per Hour ACH across the entire website.
Related glossary terms:
AHERA Designated Person ADP Air Binding Air Cleaning Air Contaminant Air Curtain Air Exchange Rate Air Gap Air Handling Unit Air Mass
A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z |
<-- Search again
View EPA Data Qualifier (Flag) Abbreviations...

Suggestions? This Laboratory Terms page continues to expand and improve. If you have suggestions for improvement, we would enjoy hearing from you. Please contact the webmaster here.


NEW! Allowable Levels Established for DEHP in Bottled Water
Vapor Intrusion Investigations: Air Sampling Tips for Meeting Data Quality Objectives
Incremental Sampling Methodology