https://certifica.org.uk/model/iwood-timber-steel-framed-wooden-leaf-doorset_44mm-thick-solid-and-46-mm-47mm-thick-composite_fireban-fd30-core/https://certifica.org.uk/model/lwood-timber-steel-framed-wooden-leaf-doorset-54mm-64mm-thick-solid-and-56mm-thick-composite_fireban-fd60-core/https://certifica.org.uk/model/lwood-timber-steel-framed-wooden-leaf-doorset-54mm-64mm-thick-solid-and-56mm-thick-composite_fireban-fd90-core/https://certifica.org.uk/model/lwood-timber-steel-framed-wooden-leaf-doorset_64mm-64mm-thick-plus_fireban-fd120-core/