COSMOPLAST uPVC drainage pipes and fittings are manufactured and tested in accordance with the new British - European Standards BS EN which have replaced the old British Standards for drainage applications. The new BS EN standards cover all the sizes and applications of the BS standards.
BS EN 1329 : 2000
Applies to uPVC piping systems for soil and waste discharge (low and high temperature) within the building structure. This standards replaces the British Standards BS 5255 and BS 4514. Products made to BS EN 1329 are fully compatible with the products made to BS 5255 and BS 4514.
BS EN 1401-1 : 1998
Applies to uPVC piping systems for underground drainage and sewerage. This standard has replaced most of BS 4660 and all of BS 5481. Products made to BS EN 1401-1 are fully compatible dimensionally with the products manufactured.