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It is produced according to CEM I 52.5 SR3-LA (EN 197-1) and is BENOR and NL BSB approved. Conforms to EN1916. Environmental class according to EN206-1: XC4, XD3, XF4 and XA3. Sulphate resistant. Provided with CE marking. Machine-cast slip connection. Weight 1124 kg/m. Minimum ground cover 80 cm. Water permeability of at least > 2.5 × 10-4 m/s