Specification for devices without moving parts for the prevention of contamination of water by backflow part 1 : specification for type A air gaps; Standards & Industrial Research Institute of Malaysia.
Specification for devices without moving parts for the prevention of contamination of water by backflow part 1 : specification for type A air gaps; Standards & Industrial Research Institute of Malaysia.
- Shah Alam SIRIM 1991.
- 6p. ill. 30cm
- MS 1193 : PART 1 : 1991 .
Standardization--Malaysia
MS 1193 PART 1 1991
Standardization--Malaysia
MS 1193 PART 1 1991