There is a tangible sense of optimism on site as the subfloor is compacted and the new insulation laid – it’s not coal but foamed glass pebbles - covered by a geotextile ready to take the new limecrete floor slab.

Around the space the walls are protected with a soft joint former and boxes are blocked out to accept the floor boxes for running electric and AV cabling later. Myles from the Limecrete Company checks that everything is ready for his pour

We approve the revised sample of the vault lining brickwork, with a softer brushed finish to the lime pointing.