SN-603 Floor spring with NHN-Japan
stainless steel cover plate. Variable
closing speed and closing Strength up to 450kg.
SN-603 offers one model with four optional spring strengths
for every application.
fitting with DORMA BTS-80.
- Non-handed for single or double action door. Multiple functions,
as standard for reduced inventory.
- Optional spindle inserts available to suit site conditions.
Independent regulating valves for closing (105-15°) and
latching (15-0°) speeds.
Open - Easy hold open adjustment (90-105deg).
- Proven door weights upto 450kg measuring up to 1400mm
- Free replacement ex-works if any closer proves defective
by reason either of faulty manufacture or defect in materials.