CRL Heat Strengthened Glass Detector Kit *DISCONTINUED* Cleaners Polishes and Protectors to bed insulating glass units

to bed insulating glass units and storm windows

4-Ply Towels

Alex Fast Dry™

As the meter crosses stress lines in the glass (caused by the strengthening process)

Poly Fiber Towels are More Durable than Paper

CRL Heat Strengthened Glass Detector Kit *DISCONTINUED* Cleaners Polishes and Protectors to bed insulating glass unitsSimple and Reliable Illuminates Stress Areas Instantly Determines Heat Strengthened Glass The CRL Heat Strengthened Glass Detector Kit provides a simple and reliable means of determining whether glass panels are heat treated by illuminating the stress zones created by the heat strengthened process. By shining the specially filtered, battery operated light source on the reverse side of the glass, and observing through the special glasses included with