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Best Plasterboard & Plastering SuppliesFiller + Budget (2026)

2 plasterboard & plastering supplies matching materialFiller + priceBudget, hand-picked from UK Amazon listings.

Not sure which one to pick? Read our Best Plasterboard & Plastering Supplies UK (2026) guide.

This selection of filler board offers a cost-effective solution for smaller patching and filling tasks around your home. Specifically targeted at budget-conscious DIYers, these lightweight plasterboard sheets are ideal for repairing blemishes on walls and ceilings where minimal structural support is needed. They’re designed to be easy to cut and fit, reducing the time and effort involved in achieving a smooth finish.

These filler boards are manufactured from high-density gypsum, providing good adhesion and strength for their weight. While not suitable for large areas or structural repairs, they excel at filling gaps, covering small imperfections, and creating a base layer before applying finer coatings like plaster or paint. Consider using with appropriate adhesive and jointing compounds for optimal results.

This budget-friendly range focuses on delivering practical performance without the premium price tag. Remember to assess your project needs carefully – these boards are best suited for smaller filler applications. Always ensure proper preparation of the surface, including cleaning and priming, for a durable and professional-looking result. We’ve sourced options that offer good value for money, perfect for tackling those small DIY jobs around the house.

Polycell Multi Purpose Polyfilla - Ready Mixed 1KG

#1 Pick

Polycell Multi Purpose Polyfilla - Ready Mixed 1KG
Rated 4.6 out of 5 stars (11,458)
  • Filler
  • 1kg

£13.31

Pros

  • Ready-mixed tub needs no prep, straight from the tub to the wall
  • Spreads smoothly and adheres well to plaster, wood and masonry
  • One of the best-reviewed general fillers on Amazon UK

Cons

  • 1kg tub is used up quickly on larger crack or hole repairs
View on Amazon →

Pros

  • Squeeze tube makes small crack and hole repairs mess-free
  • Rated for both interior and exterior plaster, brick and wood repairs
  • Dries quickly and sands and paints over easily

Cons

  • Small 330g tube is best for touch-ups, not larger jobs
View on Amazon →

FAQ

What size are these filler boards?+

These boards typically come in standard sizes such as 1200mm x 600mm and 900mm x 450mm, but availability may vary. Please check the individual product listings for precise dimensions before ordering to ensure they suit your project requirements.

Can I cut these boards?+

Yes, you can easily cut these filler boards with a utility knife or saw. Use a straight edge and scoring method for clean cuts, but be mindful that excessive cutting may reduce the board's structural integrity.

What kind of adhesive do I need?+

We recommend using a quick-drying plasterboard adhesive specifically designed for internal walls. Ensure you apply it evenly to both the board and the substrate surface for maximum bonding strength. Check the adhesive manufacturer’s instructions for application guidelines.

How should I prime the boards before applying plaster?+

Priming is crucial for optimal adhesion and a smooth finish. Use a multi-surface primer designed for gypsum products, applying it evenly with a brush or roller to all surfaces of the board. Allow the primer to dry completely according to the manufacturer’s instructions before applying your chosen plaster.

Are these boards suitable for external use?+

No, these filler boards are specifically manufactured for internal applications and are not weatherproof. Using them externally will result in rapid deterioration due to moisture exposure. Always use exterior-grade plasterboard for outdoor projects.

What is the typical thickness of these boards?+

These boards generally come in thicknesses of 12mm and 18mm. The 12mm option is best suited for smaller filling tasks, while the 18mm provides slightly more support and can handle a bit more weight.

How much wastage should I expect?+

Allow for approximately 10-15% wastage when calculating your material needs. This accounts for cuts and trimming during installation. Careful planning and accurate measurements are key to minimizing waste.

Do these boards require any special tools?+

A basic toolkit is sufficient – you’ll need a utility knife, measuring tape, a straight edge, and possibly a small saw depending on the size of your cuts. A spirit level will also be helpful for ensuring accurate installation.

What type of jointing compound should I use?+

We recommend using a pre-mixed or powder-based gypsum plaster for joining these boards. Ensure it’s suitable for internal walls and provides good adhesion to the filler board. Follow the manufacturer's instructions for mixing and application.

What is the shelf life of this filler board?+

When stored correctly in a dry environment, these boards have an indefinite shelf life. However, we recommend using them within 6-12 months of purchase to ensure optimal performance and avoid any potential issues with moisture absorption.