BD90 fireresistant made to measure
The DOLLE BD 90 is tested and meets the requirements of EN 4102-2: 1977-09.
The trapdoor is insulated with 50 mm rockwool + 10 cm plasterboard on each side.
The BD90 fire-resistant loft ladder comes with a double lock for easy and safe operation with a pole.
The DOLLE BD90 loft ladders have non-slip steps with plastic feet to provide extra security and to protect the floor covering.
Specifications
| Outside casing | 117.5 - 147.5 × 57.6 - 79 cm |
| Opening size | 120 - 150 × 60 - 81.4 cm |
| Ceiling height | 218 - 336 cm |
| Casing height | 19 - 80 cm |
| Type | 3 section |
| Tested u-value | 0,69 W/(m2K) |
| Insulation | 50 mm Rockwool |
| Fire approved | BD90 fire approved - DIN 4102-2 |
| Maximum load | 150 kg, EN 14975 |
| Air tightness | Class 4 |
