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Aplast AQUAstay インストール方法
3.3.
MAKING AND PREPARING THE BEDDING
Sand bedding min. 20cm
The body of the tank must be placed on top of suitable bedding. T he latter must be solid and compact. Appropriate backfill material must
be used. When using granular material, the permissible grain size is from 0 to 32mm or from 0 to 16mm when using crushed material.
Do not use frozen material. Suitable bedding thickness is from 20 to 30cm and must be compressed to 97% Proctor compaction. When
groundwater is present, the bedding must be made out of MB15 lean concrete.
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