A door closer is a mechanical or automatic device that closes a door, in general after someone opens it, or after it was automatically opened.
The Dorma ED800-J is "simple to install", “low energy” door operator that does not require external safety devices. The opening speeds and forces are tailored to meet the needs of the physically challenged. Opening force never exceeds 15 lbf. Closing time is never less than 3 seconds from 90º to 10º, nor less than 1.5 seconds from 10º to closed. DORMA has achieved a technological breakthrough an intelligent door closer, designed solely to provide safe, barrier free access. Learn More$2,526.19
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