Bond It Plasterers Pregrit Internal Plaster Yellow Grip Coat Bonding Agent 5/10L Description: A one part, ready‐to‐use internal plaster bonding agent with added aggregate to provide a key prior to plastering on smooth surfaces. Benefits: u Bonding agent for smooth surfaces. u Contains sand/aggregate to provide plaster key. u Ready to use, one coat application. u Perfect for use on smooth substrates. u Pigmented yellow to identify treated areas. u Phthalate free formulation. Uses PLASTERERS PREGRIT should be used as a primer/ bonding aid prior to plastering on surfaces such as concrete, plaster and difficult, low or non-porous substrates. For internal use only, this product is not suitable for external applications. Application Thoroughly stir before use.