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View Product Reviews75mm Knauf Rocksilk RS45 Building Slab (4.32m2/Pack)
| 10+ packs | 20+ packs | 30+ packs |
| £26.52ex. VAT | £26.40ex. VAT | £26.27ex. VAT |
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Nationwide Delivery
Thu 15 May
- 0days
- 5hrs
- 34mins
- 23secs
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Pay in 3 interest-free payments
Split your purchase of £26.78 into 3 with no sign-up fees or late fees.
£8.93
today
£8.93
1 month
£8.93
2 months
How it works
- Choose PayPal at checkout to pay later with Pay in 3.
- Complete your purchase with the first payment today.
- Remaining payments are taken automatically.
Pay in 3 is a form of credit, so carefully consider whether the purchase is affordable and how you will make the repayments. Be aware of the possible impact of using Pay in 3 and of missing payments, including making other borrowing more difficult or more expensive. Pay in 3 eligibility is subject to status and approval. 18+ UK residents only. Available for purchases of £30 to £2,000. Terms and conditions apply. PayPal Pay in 3 is a trading name of PayPal (Europe) S.à r.l. et Cie, S.C.A. 22-24 Boulevard Royal L-2449, Luxembourg.
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Buy now. Pay with Klarna at your own pace.
Get what you need for your next project, choose how you pay.
Pay in 30 days
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£8.93
Every 30 days
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£8.93
today
£8.93
in 30 days
£8.93
in 60 days
Klarna's Pay in 3 is an unregulated credit agreement. Borrowing more than you can afford or paying late may negatively impact your financial status and ability to obtain credit. 18+, UK residents only. Subject to status. T&Cs and late fees apply.
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- At checkout select Klarna.
- Choose your payment plan.
- Different payment plans may be shown depending on the purchase amount and credit score.
- Complete your checkout.
- The amount will be charged based on the payment plan you chose.
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Pay in 4 interest-free payments
Split your purchase of £26.78 into 4 with no sign-up fees or late fees. Your purchase will be split into 4 payments, payable every 2 weeks
£6.70
today
£6.70
second payment
£6.70
third payment
£6.70
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 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
Product Overview
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Klarna's Pay in 3 / Pay in 30 days are unregulated credit agreements. Borrowing more than you can afford or paying late may negatively impact your financial status and ability to obtain credit. 18+, UK residents only. Subject to status. Late fees may apply. Ts&Cs apply
Clearpay is unregulated credit. Use responsibly. 18+, T&Cs and late fees apply at clearpay.co.uk/apply
Delivery & Returns Information
All delivery charges are shown in your basket and are dependent on the total value of items in your basket based on product category.
This charge is based on delivery to mainland UK excluding the following postcodes: AB, CF, DD, DG, KW, IV, LD, LL, NP, PH, SA and SY. If your delivery address is in any of these postcode areas a member of our customer service team will contact you prior to processing your order should an additional delivery charge apply. We do not offer deliveries outside the UK mainland.
Standard (Nationwide) Delivery
| Insulation, Plasterboard and Drylining Products | |
|---|---|
| ORDER VALUE | DELIVERY CHARGE |
| Under £150 | £50 ex. VAT |
| Between £150 - £400 ex. VAT | £35 ex. VAT |
| Over £400 ex. VAT | FREE |
| Timber & Sheet, Building Materials, Joinery and Gardens & Landscaping Products | |
| ORDER VALUE | DELIVERY CHARGE |
| Under £100 | £25 ex. VAT |
| Between £100 - £250 ex. VAT | £20 ex. VAT |
| Over £250 ex. VAT | FREE |
| SuperFOIL and YBS products | |
| ORDER VALUE | DELIVERY CHARGE |
| Each item | £10 ex. VAT |
| Over £350 ex. VAT of 1 brand | FREE |
| Screws & Fixings and Adhesives & Sealants | |
| ORDER VALUE | DELIVERY CHARGE |
| Under £100 | £7.50 ex. VAT |
| Over £100 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.
Technical Specification
| Material Type: | Rock Mineral |
|---|---|
| Thickness: | 75mm |
| Width: | 600mm |
| Length: | 1200mm |
| Pieces Per Pack: | 6 |
| Sales Unit: | Pack |
| Sales Unit Coverage: | 4.32m2 |
| Brand: | Knauf Insulation |
| Manufacturer's Reference: | 2411328 |
| Thermal Conductivity: | 0.035W/mK |
| Density: | 45kg/m3 |
| Fire Rating: | A1 Non-Combustible |
Technical Downloads
What Is 75mm Knauf Rocksilk RS45?
75mm Knauf Rocksilk RS45 Building Slabs are non-combustible Rock Mineral Wool slabs, manufactured using Knauf Insulation's revolutionary ECOSE Technology in a range of densities, and are designed for use in multiple applications.
RS45 is manufactured with a density of 45kg/m3, designed for use in a variety of applications including internal partitions, timber and metal studs, and in between timber rafters and floor joists.
