A low VOC acrylic sealer undercoat with excellent hiding power for use on interior surfaces including plasterboard and textured surfaces.


  • Ultrasmooth™ Technology
  • Low odour & Low VOC at <5g/L tinted & untinted (Volatile Organic Compounds contribute to atmospheric pollution)


  • Excellent hiding power and sanding properties
  • Helps hide minor cracks and defects
  • Waterbased
  • Recommended for use under Dulux Oil based and Water based topcoats

Product code: 63084191


DULUX Acrylic Sealer Undercoat is a low VOC and low odour premium acrylic sealer and undercoat for interior use. DuluxAcrylic Sealer Undercoat’s unique Ultrasmooth™ Technology helps to eliminate the traditional problems of surface imperfections, as its high build helps hide minor cracks and defects.

Surface preparation

Previously painted surfaces: Thoroughly clean all surfaces free of loose dust, surface chalk, grease, mould, mildew, wax and loose or flaking paint. Wash with sugar soap. Treat mould contaminated areas with antimould. Rinse with clean water. Fill nail holes, imperfections and cracks with a suitable filler, sand and dust off. For use on paperfaced plasterboard and masonry. On bare set plaster, use 1 coat of DULUX Sealer Binder.

Product downloads


Masonry, Paper faced plasterboard
Acrylic Sealer Undercoat
Room Space
Bedroom, Living room, Hallway, Dining room, Laundry, Kitchen
Interior or Exterior

Application Guide

Application Method
Roller, Brush, Airspray, Con-Spray.

Coverage - 12 square metres per L

Health Safety

Clean Up
Clean all equipment immediately with water.


DULUX Acrylic Sealer Undercoat is especially designed for sealing and undercoating interior masonry and paperfaced wallboard, and for painting over roughly textured products such as Dulux Design™ Suede and Dulux Design Stone. New masonry surfaces must be cured for a minimum of 4 weeks prior to undercoating as per Australian Standards. Highly recommended wherever a smooth finish is required. Suitable for use under both water or solvent/oil based topcoats.

Performance Guide

Gloss Level