SN EN 14452:2005现行
Devices To Prevent Pollution By Backflow Of Potable Water - Pipe Interrupter With Atmospheric Vent And Moving Element Dn 10 To Dn 20 - Family D, Type B
出版：Swiss Standards
专家解读视频
2005 [01/12/2005]
NBN EN 14452:2005 - Identical
NF EN 14452:2005 - Identical
DIN EN 14452 (2005-08) - Identical
BS EN 14452:2005 - Identical
ONORM EN 14452:2005 - Identical
SS EN 14452 Ed. 1 (2005) - Identical
UNE EN 14452:2005 - Identical
NS EN 14452 Ed. 1 (2005) - Identical
NEN EN 14452:2005 - Identical
UNI EN 14452:2005 - Identical
I.S. EN 14452:2005 - Identical
