ACCREDITATIONS – BS EN ISO 9001:2015 STEEL LINTEL SPECIFICATION – The NBS reference of F30 Accessories and sundry items for brick, block and stone walling – Clause 755: Prefabricated steel lintels applies for steel lintels. Our lintels are galvanised steel lintels manufactured to the British Standard BS EN 10346. MATERIAL SPECIFICATION – Our standard galvanised … Continue reading Technical Data