A high efficiency (HE), 2-part sprayable silver system which produces very clear bright silver. It is good for first surface and two-way mirror applications. Will produce clean bright film on glass, resin, and most types of plastic. Silver will not burn from over-application. Components of this system are He-300 A Silver Solution, He-400 R Reducer Solution, and #93 Sensitizer. If purchasing separately, do keep in mind this He-400 reducer is designed to pair with the other recommended solutions in the suite. Please refer to TDS and/or application instructions for details on how to apply.