Notice: Function _load_textdomain_just_in_time was called incorrectly. Translation loading for the bravada domain was triggered too early. This is usually an indicator for some code in the plugin or theme running too early. Translations should be loaded at the init action or later. Please see Debugging in WordPress for more information. (This message was added in version 6.7.0.) in /var/www/wp-includes/functions.php on line 6121
ASTM E1680 - Farabaugh Engineering and Testing
Farabaugh Engineering and Testing
ASTM E1680

ASTM E1680

Air Infiltration Test
ASTM E1680 is the standard test method for rate of air leakage through exterior metal roof panels.  This test method covers the determination of the resistance of exterior metal roof panels to air infiltration resulting from either positive or negative air pressure differences.