prnr.: Þak-16, Þak-25, Þak-175 & Þak-200
| Thickn. | Size | Product nr. | Packaging | m2 |
| 175 | 600x1000 | ÞAK-175 | ||
| 200 | 600x1000 | ÞAK-200 | ||
| cubic measure | ÞAK-16 | |||
| cubic measure | ÞAK-25 |

This type of insulation consist either of EPS insulation cut according to a predetermined roof pitch and design, in most case on top of concrete, but underneath a cover made from bitumen paper or plastic tarpulin. On the other hand there is a sandwich of EPS and mineral wool to be used on top of concrete but underneath a raised roof with weather covering of wood and corrugated steel or stone/slate.