As an expansion to a house, a conservatory needs the same sturdy foundations as the rest of the structure. The pilings of a building are very important since they determine the structure's overall strength. Without proper excavation, groundwork, and footings, your conservatory could begin to sink. It is not advised to begin construction of any structure, including a little lean-to conservatory, without first thoroughly preparing the ground and laying the foundations. By providing a solid footing, foundations make buildings more secure and less susceptible to ground movement.