FEMA-approved louvers are severe duty extruded aluminum louvers designed to protect exterior wall penetrations on FEMA 320 or 361 compliant storm shelters or safe rooms against extremely high wind loads and wind-borne debris.
FEMA-approved louvers are severe duty extruded aluminum louvers designed to protect exterior wall penetrations on FEMA 320 or 361 compliant storm shelters or safe rooms against extremely high wind loads and wind-borne debris.