The dwarf walls of the conservatory have been built with sufficient foundations. However, the internal floor slab has started to settle. Tell tale signs : A gap between the floor and skirting board. The floor slopes from the doorway threshold, often with a crack in the slab in this area.
Resin is injected beneath the slab via small holes drilled through the slab which then expands filling the voided fill. The resin can then slowly in a controlled manner lift the slab up, often back to it's original datum.