Specfication for fire hydrant systems equipment part 4 : boxes for landing valves for dry risers; Standards & Industrial Research Institute of Malaysia. - Shah Alam SIRIM 1991. - 10p. ill. 30cm - MS 1210 : PART 4 : 1991 . Subjects--Topical Terms: Standardization--Malaysia Dewey Class. No.: MS 1210 PART 4 1991