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    Primers, Bonding Agents & Additives

ARDEX WPM 405

(Sheltercrete Additive) Polymer Additive for Cement and Concrete Mixes

Description

ARDEX WPM 405 is an SBR, multipurpose, concentrated liquid polymer additive which
when used with sand/cement greatly improves the bond strength and flexibility.
• Water resistant – can be used as a temporary waterproofing sealer on rooftops
• High strength – can be used as an admix for render/screeds
• Water based – safe to use and low odour
• Green Star – meets the benchmark for VOC credit in the Green Building Council of Australia’s
Rating Toolsmp surfaces (not wet) and can be rendered or painted over.

Specifications

  • Substrates:

    Concrete, renders, brickwork, screeds, masonry, AAC blocks, fibre cement sheets (external grade only).

  • Location:

    Temporary waterproofing sealer in high exposure areas such as rooftops. Slurry coat prior to applying renders or toppings.
    Admix for sand/cement mixes especially in repair mortars, fillets, covings renders and screeds.

  • Colours:
    • Clear
  • Coverage:
    • Temp waterproofing – 12m² (2 coats)
    • Slurry coat – 3m²/L
    • Render – 2m²/L
  • Pack Size:
    • 20L pail
  • Drying Times:


    • 
    Recoat time: 16 hrs (for temp waterproofing/screeds)
    • Full cure: 24 hrs

  • VOC content:
    • 32g/L