One 56 litre (2 ft³) bag allows to cover approximately:
1.1 m² (12 ft²) at a thickness of 5 cm (2 in)
or
0.7 m² (8 ft²) at a thickness of 7.5 cm (3 po)
One 85 litre (3 ft³) bag allows to cover approximately:
1.6 m²(18 ft²) at a thickness of 5 cm (2 in)
or
1.1 m² (12 ft²) at a thickness of 7.5 cm (3 po)
1.1 m² (12 ft²) at a thickness of 5 cm (2 in)
or
0.7 m² (8 ft²) at a thickness of 7.5 cm (3 po)
One 85 litre (3 ft³) bag allows to cover approximately:
1.6 m²(18 ft²) at a thickness of 5 cm (2 in)
or
1.1 m² (12 ft²) at a thickness of 7.5 cm (3 po)