691 SR is a crystal clear ULTRA HS clear coat with excellent leveling, high gloss and lasting protection. It is easy to apply for all types of refinish use, partial - full and spot repair. The mixing ratio is 2:1 by using 723 Fast, 724 Standard, 728 slow hardeners. Can be diluted up to 20% with 740 Normal, 742 Slow thinner.   Date tehnice Date de securitate