Dorma RTS85 Transom Closer – EN 5, Body Only
The Dorma RTS85 EN5 Transom Closer is a heavy-duty, concealed transom-mounted door closer body designed for commercial and architectural applications. With a fixed EN 5 closing force, it is suitable for wider and heavier doors where increased closing power is required, while maintaining controlled door movement.
Key Features
- Concealed transom-mounted door closer body.
- Fixed EN 5 closing force for wider or heavier doors.
- Suitable for single and double action doors.
- Mechanical backstop limits opening to approximately 130°.
- Available in hold open or non hold open configurations.
- Finished in grey/silver.
Fire Rated
- Fire door suitability depends on the selected variant and doorset configuration.
- Hold open variants must not be used on fire-rated doors.
Specifications
- Product Type: Transom-mounted door closer (body only)
- Series: Dorma RTS85
- Closing Force: EN 5 (fixed)
- Maximum Door Width: 1250 mm
- Maximum Door Weight: 110 kg
- Maximum Opening Angle: Approx. 130°
- Finish: Grey/Silver
Available Variants
Download PDF Resources
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Dorma RTS85 Transom Closer – Product Brochure |
Frequently Asked Questions
What doors is the RTS85 EN5 designed for?
The EN5 version is designed for wider or heavier doors that require higher closing force.
Can the hold open version be used on fire doors?
No. Hold open transom closers must not be used on fire-rated doors.
Is this supplied as a complete closer?
No. This product is supplied as a body only and requires compatible arms and fittings.
Additional Information
- RTS85 EN5 closers are commonly specified for wide shopfront and architectural doors.
- Correct variant selection is essential for safety and compliance.
- Professional installation is recommended for transom-mounted door closer systems.
