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• Attic stair

Properties

• 2 piece
• 3 piece
• Anti-slip
• Slidable
• Insulating
• Foldable
• Slippers

Size of overhanging ladder rung when folded „D” [cm]

• 129-155

Size of overhanging ladder rung when unfolded „H2”[cm]

• 130-155

LDS

• LDS+LDK-10
• LDS+LDK-9

Number of stairsteps of LDS segments

• LDS – 10
• LDS – 9

Maximum slab thickness [cm]

• 31,5

Backward movement od door panel „P” [cm]

• 4

Length of stairsteps "E" [cm]

• 30
• 34

Height of folded stairs „K” [cm]

• 27
• 34
• 35

Size when unfolded „C” [cm]

• 113
• 114
• 120
• 122
• 130
• 130-140
• 135

Minimum room height (cm)

• 200
• 232
• 232/250²
• 246
• 260

Room height "H" [cm]

• 280
• 280-300
• 305

Casing size [cm]

• 53x109,4
• 58,8x118,8
• 58x109,4
• 58x118
• 58x118,4
• 58x128
• 58x128,4
• 58x138,4
• 58x92,4
• 58x98,4
• 68,8x118,8
• 68,8x138,8
• 68x109,4
• 68x118
• 68x118,4
• 68x128
• 68x128,4
• 68x138
• 68x138,4
• 68x92,4
• 68x98,4

Door panel thickness

• 3,6 cm
• 5,6 cm

Insulation thickness

• 3 cm
• 5 cm

The U-value of the attic staircase door

• U=0,74 Wm²K
• U=1,1 W/m²K

Maximum load capacity

• 160 kg

Subtype

• Extra
• Komfort
• Plus
• Smart