Sonic Top 37 acoustic automatic drop threshold 37dB Rw
For use in timber door assemblies, tested to BS EN ISO 140-3: 1995.
APPLICATION: Pedestrian doorsets, single and double leaf
LENGTHS: 330 - 430 - 530 - 630 - 730 - 830 - 930
1030 - 1130 mm.
TRIMMING LENGTHS: 100 mm side opposite plunger.
FIXING TYPE: With preassembled self-tapping screws.
PLUNGER AND ADJUSTMENT TYPE:
1 Self-directing articulated metal plunger with nylon cap, adjustable
with a 3 mm Allen wrench.
2 Nylon plunger for lock side operation, adjustable with a 3 mm
3 Square section nylon plunger, adjustable with a 3 mm
4 Steel plunger, adjustable with crosshead screwdriver, slotted
screwdriver, and 6 mm spanner.
> Structural internal profile in self-extinguishing co-extruded PVC.
> Graduated scissor action
(seal drops on hinge side before lock side).
> 14 mm maximum drop.
> Galvanised steel flat springs and actuators in PA reinforced with
> External profile in 6060 T6 alluminium alloy.
> Mechanism removable from hinge side after fixing.
> Tested to 200,000 cycles.