Grooves and moulded corners can retain loose paint or dirt that affects adhesion. The profile should be visible in the enquiry photos. Preparation must stay within suitable non-hazardous methods and does not imply stripping unknown old coatings.
Mark which runs and door surrounds are included rather than describing the whole room as trim work. Profiles, corners and access can affect preparation. An approximate length and photographs help distinguish a small refresh from a larger renovation repaint.
An existing glossy coating may require different preparation from a matt surface. Tell Fix Nik what product was used if known. A compatible coating system and finish should be agreed before buying materials solely to match an old colour label.
The agreed service covers small interior trim preparation and recoating after substrate suitability review. Exclusions: Structural timber repair, hazardous coating removal, external window restoration, large renovation repaint.