DOLLE REI 45 has a fire resistance of 45 minutes and complies with EN 13501-2. The trapdoor is insulated with 50 mm rockwool plate, which is made of non-combustible, moisture and water-repellent Rockwool stone wool. DOLLE REI 45 Loft ladder is made in a quality of pine with 12 non-slip beech treads with black non-slip plastic feet to protect the flooring. The 19 cm high casing comes with sealing strips to prevent heat loss. The wooden ladder is easy to operate, high quality, stable and easy to use. The trapdoor has a nice finish in white HDF plate with hidden hinges and has high quality lock.
It’s important that a house is built so that the structure is protected for a short time in the case of a fire. Therefore, the building regulations set several requirements regarding the fire resistance on constructions parts in a building or house. This includes a standard for loft ladders. Therefore, we test our fire-resistant loft ladder program according to the highest demands in Europe and they comply to EN 13501-2. DOLLE REI 45 has a fire resistance of 45 minutes.
A fire-resistant loft ladder has been tested in an independent test process where the loft ladder is built into a fire chamber and exposed to a real-life fire situation. DOLLE's fire-resistant loft ladders have been tested and passed the standard according to the new common European method for testing fire resistance for building parts REI. The fire-resistant loft ladder from DOLLE REI 45 has also been tested and certified at MPA Braunschweig institute in Germany.
All DOLLE loft ladders tested in accordance with EN 14975 to ensure we supply and manufacture to the highest standards.
|Outside casing||109.5 - 157.5 × 47.6 - 77.6 cm*|
|Opening size||112 - 160 × 50 - 80 cm**|
|Floor-to-ceiling height||218 - 336 cm***|
|Casing height||19.1 - 80 cm****|
|Tested u-value||0.96 W/(m2K)|
|Insulation||50 mm Rockwool|
|Fire approved||REI 45, EN 13501-2|
|Maximum load||150 kg, EN 14975|
|Air tightness||Class 4, EN 12207|
* Outside casing size must be a max. of 1,067 m2.
** Opening size must max. be 1,125 m2.
*** 13 treads ladder is used at a ceiling height of max. 305 cm, 14 treads ladder is used at a ceiling height of max. 336 cm. In both cases the casing length must be min. 137.5 cm.
**** Casing height must be from min. 37 cm when combined with roof access.