Evva 4KS Highest Security Euro Cylinders Cog Wheel Cam 10 Tooth
Highest security rating BS-EN1303-2015 16010C6D
Evva 4KS Euro cylinder locks are Secured By Design accredited. Secured By Design is the official UK Police crime prevention initiative.
90 minute fire protection BS-EN-1634 Certified for 90 minute fire doors
Suitable for use on FD30 FD60 E30 EI30 E60 EI60 E90 EI90 fire and smoke doors.
The 4KS key is wear resistant with 4 tracks cut asymmetrically into each side for the ultimate protection from unauthorised key duplication. 4KS locking system operates using springless sliders that allow the key to be inserted silently with no resistance ensuring a longer cylinder life.
Patented until 2035
Evva 4KS springless function offers the best protection against illegal opening methods such as picking and bumping. Hardened metal control bars, carbide metal elements and body drilling protection offer effective protection against drilling, pulling and snapping attempts.
The 4KS options make it possible: External key override cylinder function; Classroom and SOS function; dust protection; free-wheel function; cogwheel cam and much more.