Knauf Joint Filler Premium 20kg
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Thu 30 Oct
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Pay in 4 interest-free payments
Split your purchase of £18.61 into 4 with no sign-up fees or late fees. Your purchase will be split into 4 payments, payable every 2 weeks
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third payment
£4.65
fourth payment
How it works
- Choose Clearpay at checkout to pay later with Pay in 4.
- Complete your purchase with the first payment today.
- Remaining payments are taken automatically.
Clearpay is unregulated credit. Use responsibly. 18+, T&Cs and late fees apply at clearpay.co.uk/en-GB
Clearpay lends you a fixed amount of credit so you can pay for your purchase over 4 instalments, due every 2 weeks. Ensure you can make repayments on time. You must be 18+ and a permanent UK resident (excl Channel Islands). Clearpay charges a £6 late fee for each late instalment and a further £6 if it’s still unpaid 7 days later. Late fees are capped at £6 for orders under £24 and the lower of £24 or 25% of the order value for orders over £24. Missed payments may affect your ability to use Clearpay in the future and your details may be passed onto a debt collection agency working on Clearpay’s behalf. Clearpay is credit that is not regulated by the Financial Conduct Authority. T&Cs and other eligibility criteria apply at clearpay.co.uk/terms
Delivery & Returns Information
How Our Delivery Works
We work with a nationwide network of trusted suppliers. As a result, items in your basket may be supplied by different suppliers and delivered separately. Where this applies, you'll see multiple delivery charges at checkout. We always aim to group products from the same supplier to keep delivery costs as low as possible.
Delivery Areas & Charges
Delivery charges listed on our website apply to mainland UK, excluding the following postcode areas: AB, CF, DD, DG, FK, KW, IV, LA, LD, LL, NP, PA, PH, SA, SY
If your delivery address falls within one of these postcode areas, we’ll be in touch before processing your order to confirm any additional delivery costs.
Please note: We do not currently offer delivery outside the UK mainland.
Standard (Nationwide) Delivery
| Insulation, Plasterboard and Drylining Products | |
|---|---|
| ORDER VALUE | DELIVERY CHARGE |
| Under £350 | £35 ex. VAT |
| Over £350 ex. VAT | FREE |
| Timber & Sheet, Building Materials, Joinery and Gardens & Landscaping Products | |
| ORDER VALUE | DELIVERY CHARGE |
| Under £300 | £10 ex. VAT |
| Over £300 ex. VAT | FREE |
| Screws & Fixings and Adhesives & Sealants | |
| ORDER VALUE | DELIVERY CHARGE |
| Under £50 | £5 ex. VAT |
| Over £50 ex. VAT | FREE |
Express Delivery
| Express Delivery - Insulation and Plasterboard & Drylining | |
|---|---|
| ORDER VALUE | DELIVERY CHARGE |
| Under £400 | £50 ex. VAT |
| Over £400 ex. VAT | £35 ex. VAT |
| Express Delivery - Timber & Sheet, Building Materials, Joinery and Gardens & Landscaping Products | |
| ORDER VALUE | DELIVERY CHARGE |
| Under £300 | £50 ex. VAT |
| Over £300 ex. VAT | £35 ex. VAT |
Returns
We offer a 30 day returns policy on any faulty products.
Key Features
- {{layers}} Suitable for bedding joint tapes on gypsum boards
- {{pan_tool}} Designed for hand application
- {{home}} Interior applications only
- {{blender}} Easy mixing and application
Technical Specification
| Size: | 20kg |
|---|---|
| Sales Unit: | Bag |
| Brand: | Knauf Drywall |
| Status: | Non-Returnable |
Technical Downloads
Product Overview
Knauf Joint Filler Premium in a 20kg bag is a high-quality gypsum-based filler designed for bedding tape and finishing joints in gypsum board installations. Engineered for interior use, it provides smooth application and strong adhesion, ensuring durable, seamless joints that are ready for decoration.
Offering approximately 90 minutes of working time and around 120 minutes drying time, the filler allows flexibility during installation while maintaining efficiency on site. Its formulation delivers easy mixing and application, reducing effort for contractors working on larger wall and partition projects.
Supplied in a bulk 20kg format, this joint filler delivers excellent value and extended coverage, making it suitable for professional-scale use.
Features & Benefits
- Easy to apply: Smooth, workable mix simplifies embedding tape and finishing joints.
- Economical format: 20kg bag provides cost-efficient coverage for professional-scale use.
- 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: Provides efficiency for large-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: 20kg.
- 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.
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