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Polycell Trade Problem Solving Stain Block 1L is a specialist primer designed to permanently seal and block stubborn interior stains before decorating. Developed for professional use, it prevents marks from bleeding through emulsion and other topcoats, helping to achieve a clean, uniform finish.
Ideal for maintenance work and targeted stain treatment, this 1 litre pack provides dependable coverage for ceilings, walls and previously damaged areas.
Specialist stain blocking primer
Size: 1 Litre
Suitable for interior use
Seals water, smoke and nicotine stains
Prevents bleed-through under topcoats
Fast drying formulation
Easy brush or roller application
Professional trade quality
Polycell Trade Stain Block is formulated to isolate and seal:
Water marks
Smoke staining
Nicotine discolouration
Grease spots
Pen, crayon and minor marking
By locking in stains at the source, it prevents them from reappearing through fresh paintwork.
This primer creates a sound base for emulsion and other decorative finishes, ensuring better adhesion and consistent coverage. It is particularly useful for ceiling repairs following leaks or for refurbishing properties affected by smoke or staining.
Suitable for use on:
Interior plaster and masonry
Ceilings affected by water staining
Previously painted walls
Patch repairs prior to redecorating
Once dry, overcoat with the chosen interior emulsion or finishing paint.
Ensure the surface is dry and free from loose material before application. Stir well and apply evenly with a brush or roller, covering the stained area completely. Allow to dry fully before applying topcoat.
For professional stain sealing and dependable preparation, this 1L primer offers targeted performance without the need for full surface priming. It provides a practical solution for eliminating persistent marks and achieving a flawless decorative finish.
