|
Staircase dimensions (staircase pitch 65۫) |
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| C
|
Room Height (cm)
|
260 |
270 |
280 |
290 |
300 |
310 |
320 |
330 |
340 |
350 |
360 |
380 |
400 |
|
|
Number of Steps(n)
|
9 |
9 |
10 |
11 |
11 |
11 |
12 |
12 |
13 |
13 |
13 |
14 |
15 |
| A1
|
Min. Opening Length (cm)
|
80 |
80 |
90 |
90 |
90 |
100 |
110 |
110 |
120 |
120 |
130 |
130 |
140 |
| E
|
Extension clearance (cm)
|
170 |
175 |
180 |
185 |
190 |
195 |
200 |
205 |
210 |
215 |
220 |
225 |
230 |
| F
|
Stair Foot Rest Point
|
140 |
145 |
150 |
155 |
160 |
165 |
170 |
175 |
180 |
185 |
190 |
195 |
200 |
| A2
|
Opening Width (Standard 70cm)
|
Independent of length and height 60-65-70-75-80-85-90-100
|
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|
|
Step Width (cm)
|
21-26-31-36 (48cm on request 85cm)
|
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| B1
|
Frame Height
|
Thickness of ceiling and roof finish +15cm (Stock 70cm)
|
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|
|
Interior Trap Door Opening
|
Hinged on left or right side of staircase as required
|
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