gaco88GacoFlex LM60 is a cold-applied, one-coat, monolithic waterproofing membrane for various surfaces. It’s a 100% polyurethane, solvent-free, liquid-applied, two-component coating. GacoFlex LM60 is easy to use — single application with a@gaco88. Share Page. Download & Share QR Code. Share on Social. Share on . Share via Telegram. Share on . Share on LinkedIn. Share