Briton Door Closer Track Arm EN1-3 with Backcheck - Silver
The Briton 1120 Series is a non-handed, slimline door closer designed for use on commercial timber and metal doors, including office, storeroom and amenity doors. It features hydraulic control of closing sequences with adjustable backcheck, closing and latching speed.
The 1120 uses a precision rack and pinion mechanism and is fitted with a track arm configuration with adjustable EN1-3 spring strength. It can be surface mounted to either the door leaf or the top jamb.
Key Features
- Universal, fully reversible, non-handed door closer.
- Pressure die-cast aluminium closer body with steel rack and pinion.
- Tested to 500,000 operational cycles.
- Adjustable EN1-3 spring strength (track arm).
- Independent valves for backcheck, closing and latching speed.
- Factory set to EN3.
Fire Rated
- Successfully tested on fire door assemblies in accordance with AS 1905.1:2005 Part 1 – Fire Resistant Doorsets.
- Confirm suitability with the fire door manufacturer prior to installation.
Specifications
- Item Code: BRNT1120BTSE
- Closer Type: Track arm door closer
- Handing: Non-handed
- Spring Strength: EN1-3
- Backcheck: Yes
- Adjustable Closing Speed: Yes
- Adjustable Latching Speed: Yes
- Finish: Silver
What's In The Box
- Briton 1120 closer body
- Track arm assembly
- Fixing hardware
Suitable Uses
- Commercial timber and metal doors.
- Internal and external applications.
- Office, storeroom and amenities doors.
Briton Track Arm Door Closers – Item Code Family
Frequently Asked Questions
- Is this closer handed?
No. The Briton 1120 closer is non-handed and fully reversible. - Does this closer include backcheck?
Yes, adjustable backcheck is provided via a dedicated hydraulic valve. - Is this suitable for fire door assemblies?
Yes, when installed in accordance with AS 1905.1 and the relevant fire door manufacturer’s instructions.
Additional Information
- Factory preset to EN3 but adjustable within the EN1-3 range.
- Track arm offers reduced projection compared to regular arms.
- Select installation method based on door type and site conditions.
