Automatic door seal SCHALL-EX Ultra OS

• protection against cold, noise, smoke, smells and dust
• high level of sound and heat insulation
• suitable in rooms with a high level of humidity, conforms with DIN EN 1670 requirements
• conforms with fire and smoke safety door requirements 
• conforms with barrier-free building requirements in accordance with DIN 18024
   

Advantages

• 49 dB sound barrier
• high anti-corrosion level - corrosion class 5 according to EN 1670 
• inflammable, self-extinguishing silicone profile
• fully functional even after 500 000 continuous test cycles
• anodised aluminium casing ensures long-term resistance to climatic conditions
• floor-level compensation with concave and convex floors (max. 3 mm)
• self-adjusting height and level technology, does not require fine-tuning
• silicone profile prevents freezing in position and ensures flexible seal with the floor even in icy conditions
• safe to use - adapts to changing climatic conditions