ARDEX WPM 405

High performance polymer additive for cement and concrete mixes
Water resistant – used as a temporary waterproofing sealer on rooftops
High strength – ideal for patching, can be feathered out with minimal cracks

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Information
Information ARDEX WPM 405

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 Tool

Surfaces (not wet) and can be rendered or painted over

Substrates:
Concrete, renders, brickwork, screeds, masonry, AAC blocks, fibre cement sheets (external grade only).
Technical Data
Technical Data ARDEX WPM 405

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
Downloads

Downloads ARDEX WPM 405

Technical Datasheet

Safety Datasheet

VOC
Calculator
Note: Coverage will vary according to method of application, substrate condition, and on site conditions, the above is designed for guidance only. For more information, please view the product datasheet.
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Total kg of additive required:
Pails (20L) required:
Approximate Units Required

Related projects

Projects ARDEX WPM 405

Sandgate Apartments, 51 Ashburner St, Manly

ARDEX System specified to repair existing clay brick façade that has deteriorated due to salt penetration and crystallisation.

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For more than 60 years, ARDEX has been the quality leader for an entire industry, offering excellent building chemicals with supreme processing reliability – the brand of choice for installers and wholesalers.

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ARDEX WPM 405

Information ARDEX WPM 405

Technical Data ARDEX WPM 405

Downloads ARDEX WPM 405

Projects ARDEX WPM 405

Sandgate Apartments, 51 Ashburner St, Manly

Projects

We are proud of our amazing projects