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Nominal concrete mixes (1:2:4
Soil amelioration is normally done by blending 2 parts sand to 1 part of soil
enabling us to pass on the lower production cost
Complies with BSEN 13242 PD6682-6 Table 6 GC80/20 GTC20/15 used for bedding and haunching pipes and cables
Our Fine Top Dressing Sand has a pH of approximately 8
Soil Amelioration Sand (Fine) Rootzone Nominal concrete mixes (1:2:4Soil amelioration sand is a washed, hydrosized sand designed to STRI recommendations for the amelioration of soil. Soil amelioration sand is designed to create a well structured soil with air filled soil pores, as recommended by STRI for sports pitches but it works nicely for vegetables too! Gardening books often say 'use sharp sand'. Sharp describes an angular grain shape. Unfortunately, using just any old sharp sand won't solve your problem, and
