PE Compression Fittings & Reinforcement PE Clamp Saddle ~ Fast and easy to install ~ Light weight ~ Corrosion, biological and chemical resistant ~ Superior flow characteristics ' Penguin' offers an extensive variety of the high quality PP compression fittings to meet the majority of applications. The uniquely designed compression joint is a detachable connection that makes assembly quick and simple, thereby reduces installation cost. Upon completion of assembly the compression joint can be pressurised. Typical applications are branch lines in potable water distribution, temporary water lines for construction sites and irrigation systems.