Hollowcore units are available in depths of 150mm – 400mm. They are machine formed hollow 1.2m wide slabs. We currently have 3 different profile types in use throughout New Zealand.
| Auckland Profile | Wellington Profile | Christchurch Profile |
| .dwg files | .dwg files | .dwg files |
| SEC-C150.dwg SEC-C200.dwg SEC-C300.dwg SEC-C400.dwg |
SEC-S200.dwg SEC-S300.dwg SEC-S320.dwg |
SEC-E200.dwg SEC-E300.dwg SEC-E400.dwg |
| .pdf files | .pdf files | .pdf files |
| SEC-C150.pdf SEC-C200.pdf SEC-C300.pdf |
SEC-S200.pdf SEC-S300.pdf SEC-S320.pdf |
SEC-E200.pdf SEC-E300.pdf SEC-E400.pdf |