weberpas PR 300

Product formerly named: formerly Decofacade. 300 PR


Acrylic water based primer weberpas PR 300 is used as a primer coat to provide the substrate with a homogenous absorption giving the treated area a uniform aspect. It is used before the application of weberpas deco 310, 330,350 and 355 over cementitous, gypsum and wood substrates.


Surface of application


Available packaging

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20 kg 20 kg 20 kg 20 kg 20 kg 20 kg 20 kg 20 kg

Documentation and brochures

To know before applying

  • Substrate must be clean, sound and free from greasy matters and dust. Remove all traces of paint, mould oil which may affect the adhesion.
  • Before the application the substrate must be sufficiently cured in a way that any shrinkage has already occurred.
  • Before the application of weberpas PR 300, moisten the substrate and wait until it becomes dry at the surface.
  • weberpas PR 300 is applied using a paint brush or woolen roller

For more information please refer to the technical data sheet of the product

Features and benefits

  • Homogeneous absorption for substrate
  • Uniform aspect


  • Thinning is unnecessary, but if required to obtain desired application properties, a small amount of clean water not more than 0.5 liter/ 20 Kg pail may be added.
  • Two coats are   usually recommended to obtain satisfactory results applied in crossed layer.
  • The first layer must be dry before the application of the second one

This product fits for these following projects