9
Floor fastening
The Duet chequer sheet can be used as the
floor surface as an alternative to floor profiles.
It is easily screwed onto the base structure.
Side wall fastening
The stair’s side walls consist of two cut profile
sections each that are connected at their mitre-cut
ends with a connection plate, allowing the horizontal
335
Connection Details
Base plate connection
A base plate is a safe and simple option for connecting
the stairs. Three profiles are connected
with single element.
Cylinder head screw M8x20
D0912820
Ribbed washer ø 8.4
K111010017, galv. steel
Base plate 40/5
50.03.0013
Threaded insert
K112030008, 9S20K
Angle bracket connection
The angle bracket connection option is intended
for the most demanding stability requirements. The
die-cast aluminium angle brackets have 12 mounting
bores and are designed for large span widths.
Angle bracket 31.40.0016, die-cast Al
Nut 3/40 M8
34.01.0022, galv. steel
Cylinder head screw
M8x25 D0912825
Ribbed washer ø 8.4
K111010017, galv. steel
profile section to be screwed to the platform
Nut 1 34.01.0001, galv. steel
Angle E80 82.40.0703, Al
Ribbed washer ø 8.4
K111010017, galv. steel
Cylinder head screw
M8x16 D0912816
Chequer sheet
K0030641150, Al
Countersunk head screw
M8x16 D7991816
Nut 1 M8
34.01.0001, galv. steel
using angle E80.
T-slot nut DIN 508 M8x10
D0508810, steel
Connection plate 45°
50.05.0122, Al
Hexagon head screw M8x16
D0933816
Extra-wide washer ø 8.4
K111010033, galv. steel
Stairs and Platforms