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InteriorInterior
MAXRaft Base
Description

MAXRaft Base is a foundation system designed to provide a strong, stable base for residential and light commercial construction on soft, TC2 and expansive soils. With R-values that typically meet or exceed building code requirements MAXRaft Base materials are pre-cut in the factory significantly reducing any waste onsite.

The load bearing thickenings and underslab insulation from the standard MAXRaft & MAXRaft Base remain similar with solid pods and rib insulation, however the edge beam does not include the perimeter edge insulation with a proprietary edge detail to ensure solid concrete to the outside edge.

Key Features
  • Site specific engineering
  • Solid R-values & thermal performance
  • 320 / 400mm overall height
  • 220mm or 300mm Solid pod insulation under slab
  • 50mm insulation in ribs, thickenings and edge beam
  • Precut materials
  • Panel plan
  • Minimal waste onsite
NZ Made
NZ Made
NZ-Owned Business
NZ-Owned Business
Recyclable Content (Post-Consumer)
Post-Consumer Recyclable Content
Recycled Content (Pre-Consumer)
Pre-Consumer Recycled Content
Scope of Use
  • Designed to provide a strong, stable base for residential and light commercial construction on soft, TC2 and expansive soils
Statement of Building Code Compliance

If designed, used, installed and maintained in accordance with the statements and conditions of the BRANZ appraisal, the MAXRaft Concrete Slab Floor System (MAXRaft Base) will meet the following provisions of the NZBC:

  • Clause B1 Structure: Performance B1.3.1, B1.3.2 and B1.3.4. the MAXRaft Concrete Slab Floor System meets the requirements for loads arising from self-weight, imposed gravity loads, earthquake, wind, differential movements and time dependent effects including creep and shrinkage. [i.e. B1.3.3 (a), (b), (f), (h), (m) and (q)]. See Paragraphs 7.1 – 7.2
  • Clause B2 Durability: Performance B2.3.1 (a) not less than 50 years and B2.3.2. MAXRaft Concrete Slab Floor System meets these requirements. See Paragraphs 8.1 – 8.3
  • Clause E2 External Moisture: Performance E2.3.3. The MAXRaft Concrete Slab Floor System meets these requirements. See Paragraphs 10.1 – 10.3
  • Clause F2 Hazardous Building Materials: Performance F2.3.1. The MAXRaft Concrete Slab Floor System meets this requirement and does not present a health hazard to people.
  • Clause H1 Energy Efficiency: Performance H1.3.1 and H1.3.2E. The MAXRaft Concrete Slab Floor System contributes to meeting these requirements. See Paragraphs 12.1 – 12.2

See BRANZ Appraisal 1054 for full information.

BRANZ Appraised
BRANZ Appraised
Documents
Technical Resources
BRANZ Appraisal 1054

1054 [2024]

CAD/PDF Details
MAXRaft Base 320mm

29/01/2026

MAXRaft Base 400mm

Build a healthy and more cost effective home from the foundation up with MAXRaft, New Zealand's Premier Insulated Concrete Foundations.

Product Enquiries

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