Yes, but the slab must meet engineering requirements. Key factors include: Structural Integrity , The slab must be in good condition with no major cracks or damage. Load-Bearing Capacity , It must be strong enough to support the weight of the home. Correct Plumbing & Electrical Setup , Pre-existing services must align with the new dwelling. Expandify can organise for a Engineer to assess existing slabs to confirm suitability before installation (Fee is required).