Pipes and fittings manufactured from PVC-U or ABS:

Osma Soil systems and ABS Solvent Weld Waste system - OsmaWeld: Suitable for use with intermittent discharges of water up to 90°C

Pipes and fittings manufactured from PVC-U or Polypropylene:

PVC-C Solvent Weld Waste system, PP Push-Fit Waste systems (to BS EN 1451-1 and BS EN 1566-1) and V-Joint Traps: Suitable for use with intermittent discharges of water up to 100°C

PVC-U and ABS overflow pipes and fittings:

Solvent Weld Overflow system: Must not be used where hot water discharges are likely to occur