Product Overview
Knauf Joint Filler Premium in a 10kg bag is a gypsum-based joint filler formulated for bedding joint tape and finishing gypsum board joints. Designed for interior applications, it combines ease of use with reliable performance, producing smooth, durable finishes that enhance both strength and appearance.
The formulation offers excellent workability with a usable time of approximately 90 minutes, followed by a drying time of around 120 minutes. Its smooth consistency makes it straightforward to mix, apply, and sand, helping installers achieve professional results with minimal effort.
Tailored for hand application, this filler provides a cost-effective solution for contractors and DIY users, ensuring dependable jointing performance while meeting the requirements of EN 13963:2014.
Features & Benefits
- Easy to apply: Smooth, workable mix simplifies embedding tape and finishing joints.
- Economical format: 10kg bag provides cost-efficient coverage for smaller projects.
- Durable finish: Produces strong, stable joints that resist cracking.
- Reliable formulation: Balanced drying and setting for controlled application.
- Professional results: Creates seamless, decoration-ready surfaces.
- Standard compliance: Meets EN 13963:2014 requirements for jointing materials.
Applications
- Gypsum board jointing: Designed specifically for bedding tapes.
- Interior wall finishing: Produces smooth, seamless plasterboard joints.
- DIY or trade use: Suitable for small- to medium-scale projects.
Installation Guidance
- Preparation: Mix with clean, cold water in a suitable container.
- Mixing: Stir to a creamy consistency; avoid over-mixing.
- Application: Apply to plasterboard recess, embedding tape with a knife or trowel.
- Working time: Approx. 90 minutes after mixing.
- Drying time: Approx. 120 minutes before further finishing.
Compliance & Performance
- Material specification: Gypsum-based joint filler.
- Reaction to fire: Euroclass A1.
- Flexural strength: NPD (No Performance Determined).
- Standards: EN 13963:2014 compliant.
- Bag size: 10kg.
- Shelf life: 9 months when stored dry and protected from frost, heat, and sunlight.
- Important note: Interior use only; not suitable for external or high-moisture environments.