A-A-2243 (NOTICE 1), COMMERCIAL ITEM DESCRIPTION: BUILDING BOARD, HARD-PRESSED VEGETABLE FIBER (HARDBOARD) (08-MAY-1990) [SUPERSEDING LLL-B-810] [S/S BY ANSI-A135.4]

A-A-2243 (NOTICE 1), COMMERCIAL ITEM DESCRIPTION: BUILDING BOARD, HARD-PRESSED VEGETABLE FIBER (HARDBOARD) (08-MAY-1990) [SUPERSEDING LLL-B-810] [S/S BY ANSI-A135.4]., Commercial Item Description A-A-2243 dated April 5, 1984 is hereby cancelled. AIW/AHA Standard A135.4 will be used for future procurements.