Newly certified Fabricants Certification criteria

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LWT

Certified since 19 novembre 2015
Climate zone Frais, tempéré
Type Attic Staircase
Classe d'efficacité phA+
Material Bois d'œuvre
UW 0,51 W/(m2K)

Description

Attic stairs made of pinewood with thermally seperated metal fittings and 3 sealing-levels (EPDM). Attic stair hatch of Styrofoam (λ = 0.031 W/mK) with a coating of high density fibreboard (HDF). Sorrounding insulation (λ = 0,035 W/mK) to ceiling structure connection.

Nom Frame width U-Value Ψ-Value Frsi-Value
Bottom 40 mm 0,52 W/(m²K) 0,000 W/(mK)
Top 40 mm 0,52 W/(m²K) 0,000 W/(mK)
Lateral 40 mm 0,52 W/(m²K) 0,000 W/(mK)
0832ah03
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FAKRO Sp.z.o.o.

ul. Wegierska 144a
33-300 Nowy Sacz
Poland

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