Secondary containment protection - MasterProtect 7801 AS

The protection system will show evidence of fulfilling the following characteristics:

Capillary water absorption (EN 1062-3): ≤ 0,1 kg/m² · h0.5

Water vapor permeability (Sd H2O, EN ISO 7783-1,2): ≤ 5 m (Class I)

Permeability to carbon dioxide (Sd CO2; EN 1062-6): > 50 m

Crack bridging (EN 1062-7 A Static): > A5 (23ºC)

Artificial Weathering (EN 1062-11): Pass

Resistance to severe chemical attack (EN 13529): Reduction in hardness of less than 50%, Class I (7 days with pressure): No defects for Groups 1, 5, 5a, 7, 7a, 9, 10, 11, 12

Chemical resistance acc. Federal Water Act (Wasserhaushaltsgesetz, WHG); Media groups acc. to DIBt respectively EN 13529

- Class L2; 72 hours maximum contact: Valid for groups: 1a, 4, 4a, 5a, 8a, 9a, Gasoline Super E10.

- Class LAU2; 7 days maximum contact: Valid for groups: 3b, 4c, 7, 7b, 9, 9a, 10, 11, 13, 14

Electrical resistance (EN 1081): < 10e7 Ohm