Air Barrier Association of America ... The property of having a moisture vapor permeance rating of 10 perms (5.7x 10-10 kg/Pa s m2) ... • Water vapor permeability ... Down
Permeability of Common Building Material to Water Vapor WHAT IS A PERM RATING? If a material has a perm rating of 1.0, we know that in 1 hour, when the vapor ... Down
as bulk water hold-out for vapor permeability, or vapor permeability for air ... with and without DuPont™ Tyvek® HomeWrap® Air ... have a high perm rating so that ... Down
as bulk water hold-out for vapor permeability, or vapor permeability for air ... with and without DuPont™ Tyvek® HomeWrap® Air ... have a high perm rating so that ...www2.dupont.com/Tyvek_Weatherization/en_US/assets/downloads/...
similarly when characteristics such as strength, air permeability, ... In rating CNT with respect to these same characteristics, its performancewww.dtic.mil/cgi-bin/GetTRDoc?AD=ADA211549
CARTRIDGE MEDIA OPTIONS 100% CELLULOSE VALUES Air Permeability (cfm/ft.²@0.5” H²0) 18 Basis Weight (lbs./3000 sq. ft) 78 Caliper Overall .029 inchesmaddocksgroup.com/pdfs/cartridge_media_options.pdf
NBR polymeric blend- and EPDM-based insulation products have a flame and smoke rating of ... At higher temperatures, air permeability could result in EPDMwww.kflexusa.com/.../Technical%20Bulletins/TA67%20NBR%20vs%20EPDM.pdf
Rating (µm) Bubble Point Pressure Pa Average Air Permeability (l/dm2/min) Thick ness (mm) Wei ght (g/ m2) Poro sity (%) Dirt Holding Capacity (mg/cm2)www.a2f-filters.com/files/mesh%20specs.pdf
Water Vapor Permeance of Wood Structural ... warm and dry climates, exterior sheathings with low permeability inhibit warm and humid air from coming into con-www.norbord.com/na/cms/wp-content/uploads/Moisture%20Vapor%20and...
While there is no consensus standard in the United States for what level of air permeability constitutes an air barrier, ... rating higher than most, Sto Guard ...www.awci.org/buyersguide/files/sto_guard-1105.pdf
Media Gaseous Removal Thickness Thickness Air Permeability2 Air Permeability3 Grade Rating1 (in) (mm) (psid-ft2/scfm) (bar[d]-m2/Nm3/hr)www.pall.com/pdfs/Fuels-and-Chemicals/PIDPMMEN_r4_061611.pdf
Wall Wrap WeatherGuard™ Wall Wrap combines the best prop-erties of a vapor permeable membrane and an air barrier in one innovative, affordable product.www.commercialinnovations.com/files/...%20WeatherGuardWallWrap.pdf
What is Permeability? Permeance is defined in ASTM D1079 as the rate of mois ... water vapor inthe air). ... chairs the Technical Committee of the Cool Roof Ratingwww.rci-online.org/interface/2001-09-kirn.pdf