Masterlite lightweight aggregate blocks from Masterblock, part of Aggregate Industries, now have a minimum recycled material content of 20%, rising to 50% or more depending on the location of the manufacturing facility and local availability of recyclable material.

The Masterlite range is available with standard strengths of 3.6N/mm2 and 7.3N/mm2. Higher strength blocks of 10.4N/mm2 can be made to order. The face work size is 440mm x 215mm and it is available in 100mm, 140mm and 190mm widths. Masterblock’s manufacturing sites are spread across the UK, from Melbur in Cornwall to Kemnay in Scotland.