Wondertex Prem Filler 12.5kg

Fast-Setting Plasterboard Joint Filler

Wondertex Prem Filler is a plaster-based, fast-setting joint filler, specially designed for bedding and filling plasterboard joints, tapes, external metal angles, and corner tapes. Ideal for professional decorators and builders, it provides a smooth, strong, and crack-free finish, ready for sanding and decorating.

Key Features & Benefits

✅ Super fine finish – leaves a smooth surface, perfect for finishing and decorating

✅ Fast setting –  60–90 minutes working time, allowing early sanding

✅ Effortless sanding – saves time and reduces labour

✅ Minimal shrinkage – prevents cracks and ensures long-lasting durability

✅ Reliable jointing solution – excellent adhesion with tapes and metal angles

Product Information

• Size: 12.5kg bag

• Working Time: 60–90 minutes

• Mix Ratio: 1 part water to 2 parts powder (approx. 6L water per 12.5kg bag)

• Finish: Hard-drying, smooth and durable

• Storage: Store in a dry place between 5°C and 30°C

• Shelf Life: 6 months (unopened bags)

Applications

Wondertex Prem Filler is suitable for:

• Bedding plasterboard joint tapes (perforated paper & self-adhesive mesh)

• Filling external angles and corner tapes

• Repairing damaged plasterboard

• Preparing a smooth, paint-ready finish

Why Choose Wondertex Prem Filler?

• Trusted by plasterers, builders, and decorators across the UK

• Manufactured to ISO 9001, ISO 14001 & OHSAS 18001 standards

• Strong adhesion with tapes and metal angles for a flawless joint

• Reduces rework thanks to minimal shrinkage and crack resistance

How to Use

1. Preparation: Ensure plasterboards are fixed securely, screws driven flush, and surfaces clean.

2. Mixing: Add 12.5kg Wondertex Prem Filler to 6 litres of clean water. Mix until smooth.

3. Application: Apply filler to tapered edges, embed jointing tape, and cover with a smooth finish.

4. Finishing: Once dry, apply Wondertex Prem Finish for a flawless top coat. Sand lightly if required.