DULUX 1Step Prep Water Based Primer Sealer & Undercoat


or 4 payments of $54.75 AUD with Afterpay Info




DULUX 1Step Prep Water Based Primer Sealer & Undercoat



Now delivering to all major cities in Australia! 

Remote & Regional Areas will need additional charge* 

Dulux 1Step® Prep Water Based Primer, Sealer & Undercoat is your first step toward a superior long-lasting paint finish. With mould resistance and stain blocking of tannin and flash rust, 1Step® Prep ensures your interior or exterior paint shines now and into the future. Use 1Step® Prep for all general paint surfaces in your home including interior and exterior walls, ceilings, doors, windows, trim, and especially in kitchens, bathrooms and outside areas where mould could be a problem.

Key Points

  • No sanding required on most surfaces
  • Mould resistant 
  • Excellent coverage


Walls, furniture, cornices, trim, fretwork, awnings, cupboards, gutters, ceilings, skirting, partitioning, columns, window frames, banisters, desks, doors, architraves, balustrades, handrails, chairs, fences, panelling throughout your home and outside areas.


Galvanised iron, ZINCALUME®, brick, masonry, paper-faced plasterboard, timber, MDF, render, concrete, cement sheet, PVC and previously painted surfaces.



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