Automatic Under Door Drop Down Seal

A medium duty automatic threshold (door bottom) seal with a high efficiency mechanism.

• The seal is lifted clear of the floor as soon as the door is opened by a few millimetres - resulting in exceptionally low door operating forces. It requires no power connection and is self-levelling on uneven surfaces.
• Internal silicone fins provide superior acoustic properties - tested in accordance with BS EN ISO 10140-1: 2010 +A1: 2012.
• Meets the smoke leakage performance requirements of BS 9999: 2008 when tested in accordance with BS 476 Pt 31.1 and AS 1530.7.
• Tested for up to 60 minutes under the conditions of BS 476: Pt.20/22: 1987 without compromising fire resistance. Also tested under the conditions of BS EN 1634-1: 2008.
• Highly durable, the seal has completed 1 million cycles without failure.
• Carries Certifire Certification (CF136).
• For use on Single swing doors. For use on both right and left handed doors.