Rubber in HOT WATER systems, a risky business, or??
Jaap Havinga, Kiwa
Nowadays in Europe there is just one standard (EN 681-1) dealing with rubbers for use in contact with water. This standard has a number of classes but basically there are only two differences dealt with; for use in cold water systems and for use in hot water systems. In practice rubbers are used in more different applications. As there are: