www.milvent.com [email protected] Breather Valve with Two Way Breather Equalizing Valve for Military Container ->Maintain high airflow in large battery main pack or outdoor Enclosure. ->Equalize pressure and reduce condensation by allowing air to flow freely into and out of sealed large enclosures. ->Simple and flat low profile design meets any type of enclosures. -> -40°C to +125°C operating temp.range.Best to use under the tough environment. ->Installing on the side/top face of enclosures is effective for outdoor use. Typical airflow Vacuum Pressure Release 0.5PSI IEC60068-2-1,2,14(Heat resistance):-40°C~+125°C IEC600-2-78(Humidity testing):85°.85%humidity-1000 hours IEC62108.10.8.9(Solor industry testing):Humidity freeze-High temperature,Hail impact test. UL94V0 Enviromental performance Part no./Components Vacuum (PSID)* Cracking Pressure (PSID)* Cracking Flow Rate 4 SCFM @ PSID*