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Product Information
Technical Datasheet
Safety Datasheet


weber CL150 is a water-based algae and fungi cleaner containing carefully selected biocides effective against a broad range of bacterial, fungal, algal, yeast and mould species.
It is used as a masonry cleaner and steriliser to kill green, black and other organic growths on walls and
other masonry, particularly prior to the application of decorative finishes.

Features & Benefits:

  • Fast acting
  • Simple application
  • Established track record in varying climatic conditions
  • Supplied ready for use
  • 25-litre tinted version for easy identification of coated areas


  • Suitable for use in the preparation of surfaces where the Weber range of renders and decorative finishes are to be applied
  • Can be used on most exterior surfaces, including brickwork, blockwork, concrete, stone, cement based board, gypsum plaster, timber and previously decorated surfaces