Plasterboard Joint Filler
A specialised filler that creates seamless finishes on walls and ceilings. It is purpose-designed to seal gaps between boards and hide joints or screw heads in plasterboard before painting or decorating.
What Is Joint Filler Plaster?
Joint filler plaster can be gypsum-based or formulated using polymer-enhanced materials. It comes in powder or ready-mixed forms, offering an excellent grip and minimal shrinkage.
Popular products like Gyproc Filler and EasiFill are widely used in housing and commercial construction because they are easy to sand, reliable, and deliver uniform results.
What Is Joint Filler For Plasterboard Used For?
Joint filler for plasterboard is primarily used to:
- Level out joints between sheets.
- Cover screw or nail indentations.
- Support joint tape for enhanced surface strength.
- Prepare or level interior surfaces for final decoration.
It is essential for finishing plasterboard, ensuring the entire surface looks uniform and professionally finished.
Types Of Joint Filler
The type of plasterboard joint filler required depends on the project scale, drying time, and finish requirements:
Ready-Mixed Joint Filler
It is a convenient and consistent pre-blended compound, suitable for quick touch-ups, repair work, and smaller jobs.
Setting Joint Filler
A powdery mix that sets through a chemical reaction. It provides superior strength and crack resistance, making it ideal for major projects and areas that require a strong and stable bond.
Gyproc Filler
This is a premium branded gypsum-based filler offering firm bonding and easy sanding.
EasiFill
A versatile branded mix that combines easy preparation and quick drying. Its excellent coverage makes it suitable for first and second coats. Ideal for large installations and repairs.
Benefits Of Plasterboard Filler
Using a quality joint filler plaster brings clear advantages, such as:
- Even, professional finish.
- Hides joints and imperfections seamlessly.
- Creates a durable, crack-resistant bond once dry.
- Uniform results with minimal shrinkage.
- Simple to apply and quick to sand.
- Reduces on-site finishing time and labour costs.
- Compatible with various types of plasterboard.
- Suitable for both repairs and complete room installations.
- Reliable for both DIY and trade applications.
Why Choose Our Plasterboard Joint Fillers?
Here’s why Insulation Wholesale is a preferred choice for premium compounds used for plasterboard joint-filling projects across the UK:
- Top-performing brands like EasiFill and Gyproc Filler.
- Excellent workability with quick setting times.
- Formulations suitable for both hand and mechanical applications.
- Consistent batch quality for smooth results.
- Competitive prices and trade discounts.
- Enjoy flexible ordering with both bulk purchase and single-bag options available.
- Quick nationwide delivery, including next-day dispatch.
Achieve a precise and flawless finish every time. Discover our plasterboard joint fillers; trusted across the UK for smooth, durable results.
FAQ
How to use plasterboard joint filler?
- Mix and apply the compound according to the manufacturer’s instructions.
- Spread the filler over joints using a jointing knife or trowel.
- Embed the joint tape into the filler and smooth out the excess.
- Once dry, apply a second coat to cover the tape.
- Sand lightly for an even surface before finishing.
How much is joint filler?
A 10 – 12.5 kg bag of joint filler generally costs £15 – £25, although prices vary by brand and coverage area.
Which joint filler is best?
Gyproc Filler and EasiFill are two of the most popular choices. Both perform exceptionally well for surface finishing and repairs. Choose one or the other for reliable bonding and a polished finish.
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Wondertex Filler (Plasterboard Joint Filler) 12.5kg
A plaster based fast setting compound for the bedding and filling of tapes, external metal angles and corner tapes.
£7.97£9.56 Ex VATInc VAT Add to cart -
British Gypsum Gyproc EasiFill 20 5kg
A combined setting and air-drying, gypsum based material for both bulk filling and finishing of joints.
POA Get a quote -
British Gypsum Gyproc EasiFill 60 10kg
A combined setting and air-drying, gypsum based material for both bulk filling and finishing of joints.
POA Get a quote


