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Best Plasterboard & Plastering SuppliesGypsum Filler (2026)

2 plasterboard & plastering supplies matching materialGypsum Filler, hand-picked from UK Amazon listings.

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

This selection focuses on gypsum filler plasterboard, a versatile material ideal for creating smooth, durable surfaces and filling gaps in both interior and exterior applications. Specifically formulated for use with gypsum fillers, this board offers excellent adhesion and compatibility, allowing you to achieve professional-looking results when combined with appropriate plastering compounds. It’s commonly used for skimming existing walls, creating feature finishes, and undertaking minor repairs where a robust and easily workable material is required.

Gypsum filler plasterboard distinguishes itself through its ability to readily accept gypsum filler, providing a superior base layer for achieving perfectly level surfaces. This makes it particularly well-suited for projects demanding meticulous detail and consistent texture. The board’s density also contributes to its strength, offering improved resistance to cracking compared to some other types of plasterboard.

When selecting this gypsum filler plasterboard, consider the specific thickness required for your project – typically available in 12mm or 18mm variants. Ensure compatibility with your chosen adhesive and plastering compound for optimal performance. Remember to allow sufficient drying time between coats for a smooth finish.

Gyproc - 5200572347 - Easi-Fill 20-5kg

#1 Pick

Gyproc - 5200572347 - Easi-Fill 20-5kg
Rated 4.4 out of 5 stars (41)
  • Gypsum Filler
  • 5kg

£24.00

Pros

  • British Gypsum jointing and filling compound for plasterboard seams
  • Sets and dries hard for a smooth, paint-ready finish
  • Trusted trade brand widely stocked by UK merchants

Cons

  • Needs mixing to the right consistency for best results
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Gyproc Easi-Fill 20 Filler & Finish 10kg | 5200572343

#2 Pick

Gyproc Easi-Fill 20 Filler & Finish 10kg | 5200572343
Rated 3.9 out of 5 stars (17)
  • Gypsum Filler
  • 10kg

£38.20

Pros

  • Larger 10kg bag suits bigger plasterboard jointing and skimming jobs
  • Combined filler and finish reduces the number of separate products needed
  • Same trusted Gyproc jointing compound formula used by tradespeople

Cons

  • Larger bag is more product than needed for small repair jobs
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FAQ

What type of plaster is best used with this Gypsum Filler Plasterboard?+

For optimal results, we recommend using a gypsum-based plaster or filler specifically designed for use with gypsum plasterboard. These plasters have been formulated to provide the best adhesion and workability when applied to this material.

How does this Gypsum Filler Plasterboard compare to standard plasterboard?+

This board is significantly more porous than standard plasterboard, allowing it to readily accept gypsum filler. This enhanced porosity results in a smoother finish and better dust control during application compared to traditional plasterboard.

What tools are essential for working with this product?+

You’ll need a hawk, trowel, jointing tool, and possibly a skimming knife depending on the desired finish. A good quality vacuum cleaner is also recommended for dust extraction.

Can I use this Gypsum Filler Plasterboard outdoors?+

While suitable for some exterior applications, it’s crucial to ensure the plaster or render you apply over it is designed for external use and can withstand weathering conditions. Consult manufacturer guidelines regarding weather resistance.

What is the recommended drying time between coats?+

Allow at least 4-6 hours between each coat of plaster, depending on ambient temperature and humidity. Adequate ventilation will accelerate the drying process.

Is this Gypsum Filler Plasterboard suitable for creating feature walls?+

Yes, it’s a good choice for feature wall applications due to its ability to create smooth surfaces and accept various decorative finishes once plastered. However, careful planning is essential for achieving a consistent aesthetic.

Does the board require any surface preparation before application?+

Always ensure the substrate is clean, dry, and free from loose particles before applying the gypsum filler plasterboard. Light sanding may be necessary to improve adhesion.

What are the potential issues if I don’t use a compatible adhesive?+

Using an incompatible adhesive can lead to poor adhesion, crumbling of the board, and ultimately, a failed finish. Always select adhesives specifically formulated for gypsum plasterboard.

How does this Gypsum Filler Plasterboard handle movement or vibration?+

The porous nature of this board makes it more susceptible to cracking under significant movement or vibration compared to denser plasterboards. Careful consideration should be given to structural loads when using this product.

What is the typical shelf life of this Gypsum Filler Plasterboard?+

When stored correctly in a dry, well-ventilated area, this gypsum filler plasterboard has an indefinite shelf life. However, it’s always best practice to check for any signs of damage or deterioration before use.