div class=trans-pagebuttonPage 1button div class=trans-image amp-img class=trans-thumb alt=Page 1: Vapor_Biju_NIApdfWater vapor permeance—the time rate of water vapor transmission through unit area of flat material or construction induced by unit vapor pressure difference between src=https:reader034fdocumentsinreader034viewer20220422145eb8f3414a429018a04fa904html5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 2button div class=trans-image amp-img class=trans-thumb alt=Page 2: Vapor_Biju_NIApdfWater vapor permeance—the time rate of water vapor transmission through unit area of flat material or construction induced by unit vapor pressure difference between src=https:reader034fdocumentsinreader034viewer20220422145eb8f3414a429018a04fa904html5thumbnails2jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 3button div class=trans-image amp-img class=trans-thumb alt=Page 3: Vapor_Biju_NIApdfWater vapor permeance—the time rate of water vapor transmission through unit area of flat material or construction induced by unit vapor pressure difference between src=https:reader034fdocumentsinreader034viewer20220422145eb8f3414a429018a04fa904html5thumbnails3jpg width=142 height=106 layout=responsive amp-img divdiv