Henry Air-Bloc® LF™ Flashing Membrane is easily applied as a single-component liquid that is durable and seamless. According to the company, it will withstand rain immediately after application and provides best-in-class compatibility with asphalt. Made of high-solids silyl-terminated-poly-ether (STPE), it is easy to gun, spread and tool. It also provides the lowest temperature application at 20 degrees Fahrenheit. For more information, visit www.henry.com.