1970DIN EN 1457-2 E:2016-10 Chimneys - Clay/ceramic flue liners - Part 2: Flue liners operating under wet conditions - Requirements and test methods
2012DIN EN 1457-2:2012-04 Chimneys - Clay/ceramic flue liners - Part 2: Flue liners operating under wet conditions - Requirements and test methods; German version EN 1457-2:2012 / Note: To be replaced by DIN EN 1457-2 (2016-10).
2012DIN EN 1457-2:2012 Chimneys - Clay/ceramic flue liners - Part 2: Flue liners operating under wet conditions - Requirements and test methods; German version EN 1457-2:2012
1970DIN EN 1457-2 E:2008-11 Chimneys - Clay/ceramic flue liners - Part 2: Flue liners operating under wet conditions - Requirements and test methods