High quality lime free repair filler/skim coat based on an alkali resistant polyvinyl acetate binder for concrete, cement, renders and gypsum, gypsum board.

– for interior use
– excellent filling smoothing and leveling properties
– unsaponifiable
– very smooth surface produced
– very good adhesion to primed substrates
– high cohesive strength
– suitable for over-coating with alkyd paints
– emulsion finishes may be applied direct
– may be applied up to 1mm per coat
– multiple coats may be applied
– conforms to Environmental Specifications

off-white – flat

Product Details
SKU: 803 Category: Tags: ,

Basic Data At 20 °c

Mass density: approx. 1.8g/cm3
Solids content: approx. 73% ± 2% by weight approx. 56% ± 2% by volume
Recommended dry film: 200μm – 1mm
Theoretical spreading rate: approx. 0.5 – 1.0 kg/m2 @ 1mm approx. 2.8 m2/ litre @ 200μm depending on the nature and condition of the substrate and the application method employed
Touch dry after: approx. 2 hours
Overcoating interval: min. 12 hours, max. no limitations
Shelf life (cool, dry place): 12 months
Flashpoint: above 65 °C

New primed substrates:
– dry and free from mortar splashes
– all surface contamination and dust must be removed
– cracks should be raked out before filling

Previously painted (maintenance):
– remove all contamination, loose and flaking paint from the surface
– when used for patching work, spot prime all bare areas
– cracks should be raked out and primed before filling.

Recommended primer:
– 0852 Sigma Acrylic Primer Sealer
– 0804 Sigmafix Primer for gypsum and gypsum board

Recommended finish types:
– Sigma waterborne smooth, textured and alkyd type finishes

Method Of Application

stainless steel filling knife, trowel or Swedish knife

Recommended thinner:
sweet water

Volume of thinner:
max. 3%


Complies with VOC specifications such as LEED etc.


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High quality interior filler/skim coat for concrete, cement and renders

  • For Interior Use

  • Very Smooth Surface Produced

  • High Cohesive Strength