Specfication for fire hydrant systems equipment part 1 : landing valves for wet risers; aStandards & Industrial Research Institute of Malaysia. - Shah Alam SIRIM 1991. - 23p. ill. 30cm - MS 1210 : PART : 1991 . Subjects--Topical Terms: Standardization--Malaysia Dewey Class. No.: MS 1210 PART 1 1991