This standard is intended to provide a means for testing fire retardent treatment to be applied to the upper roof timbers of a cleared roof space, the lower timbers of which have been protected by the use of material complying with the test specified in BS/ARP 27.
BS +ARP 39:1940
Original price was: $93.98.$46.00Current price is: $46.00.
Testing fire retardent timber treatment by exposure to the action of an incendiary bomb
BSI Group , 02/29/1940
Pages: 4
