AT 48 automatic door seal
Door seal, automatic AT 48
DRSEAL-AT48-L750MM
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- Impervious to sound, draughts and smoke
- Automatic compensation on uneven floors: door to floor spacing 5 mm to 20 mm
- The door seal can be shortened by 100 mm on the opposite side of the actuating pin
- Simple installation by pinning from below so there is no need to chisel out space for any retaining elements
- Keep groove position as far as possible from pivot
- Low groove depth (30 mm)
- For wooden frame pressure plate, hammer the centre of the pressure point in the frame or support
- For lift adjustment, turn the actuating pin using hexagon socket AF 3
Sound insulation values:
- 7 mm air gap: 48 dB
- 20 mm ground clearance: 42 dB
The door seal must not jam in the groove. We recommend a groove size of 30.5 mm x 13.1 mm.
Specified dimensions not binding. Subject to technical changes.
The door seal can be fixed with 1.8 mm diameter nails.
 | |
Type of assembly | Groove mounting |
Design | One-sided release |
Length | 750 mm |
DIN direction | DIN R/L |
Material of sealing strip | Silicone |
Material of rail | Aluminium |
Min./max. lift height | 5-22 mm |
Fire protection certified | No |
Sound insulation value | 20 mm clearance: 42 dB, 7 mm clearance: 48 dB |
Suitable for groove width | 13 mm |
Suitable for groove depth | 30 mm |
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