1592953554000 1312632483000 term-57569 1616541607756 1312632552000 1616290615185 adlib fitz-online adlib-term-57569 f9676e3c-e28a-357f-9c16-beab093551f4 2 1 scope note Doors containing a louver or louvers, usually with horizontal blades providing for the passage of air while the door is closed. DAC reference term-57568 adlib-term-57568 8c892b4f-e9c6-3d74-a1cf-018c11424fe0 louver door V.PJ.AFU.ALO.ARI.ARI.AFU.AFU.ALO.ALO.AXC.AFU.AFU.BCW.ARI 1 code V.PJ.AFU.ALO.ARI.ARI.AFU.AFU.ALO.ALO.AXC.AFU.AFU.BCW.ARI 1 louver doors reference term-57577 adlib-term-57577 02c1fe0d-3382-3eb7-96d9-276f5ef8c665 <doors by form: construction> louver doors term