Quality Standards
 | Sourced from naturally occurring high-grade limestone and sandstone aggregates together with cement, pigments and waterproofing agents, Ilam Stone Architectural Cast Masonry is manufactured to BS 1217:1997 specification for 'Semi Dry' products. Construction Material Testing of Derby, an independent laboratory, carries out the periodic testing of products for both crushing strength and capillary absorption. Copies of the results are available on request. General guidance can be found in the following British Standards:- BS5390 Code of Practice for Stone Masonry |