A fire damper kit is set forth wherein a fire damper box is formed with a first framing angle iron fixedly secured thereto with a second angle iron slidable thereon to secure said damper and sandwich a fire wall between said opposed angle iron collars. A fusable link positions a fire damper door in a first position to enable heat flow through associated duct work wherein a chimney fire will effect a release of said door to prevent spread of a fire through the duct work.
Decisions on vaccinations require many data and were investigating an avian influenza vaccine that could distinguish from the wild-type virus, Rick Coker, a USDA spokesperson, said over email. We do not have a time frame on any potential vaccine or how it would be used.