Vitreous China
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Types and Durability
| Description
Vitreous China basin |
Expected Lifespan
(Years) |
Adjustment Factors |
| Vitreous china, complying with SS 42: 1971 or BS 5503 | 35 | Test certificate from approved local testing authority : +15% years |
| Enamelled fireclay to BS 1188 | 35 | |
| Fire clay not to BS 1188 or vitreous china not to materials requirements of BS 5503 | < 35 | None |
Note: Washbasin to comply with BS 5506: Part 3