Gravity drainage systems inside buildings - Part 5: Installation and testing, instructions for operation, maintenance and user; German version EN 12056-5:2000— 10 стр.
Elastomeric seals - Material requirements for pipe joint seals used in water and drainage applications - Part 2: Thermoplastic elastomers; German version EN 681-2:2000 + A1:2002 + A2:2005— 22 стр.
Elastomeric seals - Material requirements for pipe joint seals used in water and drainage applications - Part 1: Vulcanized rubber; German version EN 681-1:1996 + A1:1998 + A2:2002 + AC:2002 + A3:2005— 26 стр.