Instructional video showing manual installation of the Perko Powermatic controlled concealed door closer.
Totally concealed when the door is closed, Perko Powermatic complies with BS EN 1154, is CE marked and is certified for use on half hour and one hour fire doors through BS EN 1634-1 and BS 476.
Its total concealment delivers enhanced aesthetics as well as many other benefits, including reduced vandalism, anti-ligature and improved hygiene.
The Perko Powermatic controlled, concealed door closer is particularly suited to hotel, education, healthcare and commercial applications.
More information at www.perko-powermatic.com.
Vlog Number 2! Yeah staying committed!
In this video I make a Begleri set from 1/4 x 20 nuts and some nylon cordage. I even mirror polish the nuts
Check out my newer content at my channel! New Videos Daily -ish