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Knauf Rocksilk Flexible Slab (All Sizes) 1200mm x 600mm
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Order now and get free delivery on all Knauf orders over £300 ex vat.
- Superior thermal conductivity of 0.035 W/mK
- Eco-friendly with Zero Ozone Depletion and Global Warming Potential
- Odorless, non-hygroscopic, and rot-proof for lasting protection
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View Product »These products are sold in pallet quantities only. Price listed is per pallet. Please see pallet quantities below.
Thickness | Sheets Per Pack | Pack Coverage | Number Of Packs Per Pallet | Pallet Coverage |
---|---|---|---|---|
50mm | 12 | 8.64m2 | 12 | 103.68m2 |
60mm | 10 | 7.2m2 | 12 | 86.40m2 |
70mm | 8 | 5.76m2 | 12 | 69.12m2 |
90mm | 6 | 4.32m2 | 12 | 51.84m2 |
100mm | 6 | 4.32m2 | 12 | 51.84m2 |
140mm | 3 | 2.16m2 | 12 | 25.92m2 |
Introducing Knauf Rocksilk Flexible Slab, the ultimate solution for your thermal, acoustic, and roof insulation needs. Designed for easy installation through friction fitting, this versatile slab offers superior performance with a thermal conductivity of 0.035 W/mK, surpassing other boards in its category. Manufactured using Ecose Technology, it boasts an environmentally friendly, formaldehyde-free binder derived from renewable bio-based materials. Certified Zero Ozone Depletion Potential and Zero Global Warming Potential, this eco-friendly insulation is available in various thickness options, ensuring a perfect fit between studs, joists, and rafters. With features like being odorless, non-hygroscopic, rot-proof, and moisture-tolerant, it provides reliable protection for your home. Choose Knauf Rocksilk Flexible Slab for a sustainable, high-performance insulation solution.
Key Features
- Provides excellent thermal, acoustic and roof performance
- Friction fits between studs, joists and rafters
- Multiple application solution
- Zero Ozone Depletion Potential
- Zero Global Warming Potential
- Free from CFCs, HCFCs
- Odorless, non-hygroscopic, and rot proof
- Does not sustain vermin
- Moisture tolerant
Frequently Asked Questions
What is the Knauf Rocksilk Flexible Slab used for? The Knauf Rocksilk Flexible Slab is a versatile insulation solution designed for thermal, acoustic, and roof applications. It's suitable for use in internal partitions, between timber and metal studs, floor joists, and rafters.
How is the installation of the Flexible Slab done? This slab is installed by friction fitting, making it a user-friendly and efficient process. It easily fits between studs, joists, and rafters, providing excellent thermal and acoustic performance.
What are the dimensions and thickness options available? The Knauf Rocksilk Flexible Slab comes in a standard size of 1200mm x 600mm. It is available in various thickness options, including 50mm, 60mm, 70mm, 90mm, 100mm, and 140mm.
What is the thermal conductivity of the Flexible Slab? The Flexible Slab boasts a high-performance thermal conductivity of 0.035 W/mK, providing effective insulation for your home. Thicker boards with different measurements have a thermal conductivity of 0.037 W/mK.
Is the product environmentally friendly? Yes, the Knauf Rocksilk Flexible Slab is manufactured using Ecose Technology, ensuring an environmentally friendly, formaldehyde-free binder made from renewable bio-based materials. It is certified Zero Ozone Depletion Potential (ODP) and Zero Global Warming Potential (GWP).
Can it be used in moist environments? Yes, the Flexible Slab is moisture-tolerant, making it suitable for use in various conditions. It is also odorless, non-hygroscopic, and rot-proof.
Is the product certified for eco-friendliness? Yes, the slab is certified with Zero ODP and Zero GWP, aligning with environmentally conscious practices. It is free from CFCs and HCFCs, contributing to a sustainable insulation solution.
Can the Flexible Slab be used in roof applications? Yes, the Knauf Rocksilk Flexible Slab is suitable for roof insulation. Its flexibility and high thermal performance make it an excellent choice for maintaining a comfortable and energy-efficient home.
Is the product suitable for DIY installation? Absolutely. The friction fitting installation method makes it user-friendly, and homeowners can confidently use Knauf Rocksilk Flexible Slab for their insulation needs. However, it's always recommended to follow the installation guidelines provided.
Length | 1200mm |
Width | 600mm |
Thermal Conductivity | 0.037 W/mK |
Material Type | Rockfibre |
Oders £175 - £300 Ex. VAT. = £50 Ex. VAT.
Free Delivery On Orders Over £300 Ex. VAT.
Delivery charges may differ in some parts of rural Scotland and Wales.
5 + Bags = £68.75 Ex. VAT.
1 Pallet = £37.50 Ex. VAT.
Each Additional Pallet Incurs A £25 Ex. VAT. Charge
Deliveries to Central London & The Scottish Highlands will incur an additional delivery charge of £30 Ex Vat
Oders £175 - £300 Ex. VAT. = £50 Ex. VAT.
Free Delivery On Orders Over £300 Ex. VAT.
Delivery charges may differ in some parts of rural Scotland and Wales.
Oders £175 - £300 Ex. VAT. = £50 Ex. VAT.
Free Delivery On Orders Over £300 Ex. VAT.
Delivery charges may differ in some parts of rural Scotland and Wales.
Orders Over £200 Ex. VAT. = £42.50 Ex. VAT.
Free delivery on orders over £300 Ex. VAT.
Oders £175 - £300 Ex. VAT. = £50 Ex. VAT.
Free Delivery On Orders Over £300 Ex. VAT.
Delivery charges may differ in some parts of rural Scotland and Wales.
Oders £175 - £300 Ex. VAT. = £50 Ex. VAT.
Free Delivery On Orders Over £300 Ex. VAT.
Delivery charges may differ in some parts of rural Scotland and Wales.
Free delivery on orders over £200 Ex. VAT.
£125 Ex. VAT. Over 1 Pallet
Orders £175 - £300 Ex. VAT. = £50 Ex. VAT.
Free Delivery On Orders Over £300 Ex. VAT.
Delivery charges may differ in some parts of rural Scotland and Wales.
Free delivery on orders over £250 Ex. VAT.
Free delivery on orders over £300 Ex. VAT.
Oders £175 - £300 Ex. VAT. = £50 Ex. VAT.
Free Delivery On Orders Over £300 Ex. VAT.
Delivery charges may differ in some parts of rural Scotland and Wales.
Free Delivery On Orders Over £300 Ex. VAT.
Free Delivery on orders over £500 Ex. VAT.
Danosa Argoniv: £65 Per Pallet | Free Delivery on orders over £1500 Ex. VAT.
Danosa GeoTextile Fleece: £95 per order
All other Danosa: £65 per order
Orders over £300 Ex. VAT. = Free
Oders £175 - £300 Ex. VAT. = £50 Ex. VAT.
Free Delivery On Orders Over £300 Ex. VAT.
Delivery charges may differ in some parts of rural Scotland and Wales.
Orders £175 - £300 Ex. VAT. = £50 Ex. VAT.
Free Delivery On Orders Over £300 Ex. VAT.
Delivery charges may differ in some parts of rural Scotland and Wales.
Orders £175 - £300 Ex. VAT. = £50 Ex. VAT.
Free Delivery On Orders Over £300 Ex. VAT.
Delivery charges may differ in some parts of rural Scotland and Wales.
Free Delivery on orders over £100
Orders £175 - £300 Ex. VAT. = £50 Ex. VAT.
Free Delivery On Orders Over £300 Ex. VAT.
Delivery charges may differ in some parts of rural Scotland and Wales.
Fakro Windows: £62.50 Ex. VAT. Per Order | Free Delivery on orders over £450 Ex. VAT.
Fakro Flashings: 1-4 Flashings = £23.70 Ex. VAT.| 5 Or More Flashings = £44.95 Ex. VAT.
Orders over £42 Ex. VAT. = Free
Orders £175 - £300 Ex. VAT. = £50 Ex. VAT.
Free Delivery On Orders Over £300 Ex. VAT.
Delivery charges may differ in some parts of rural Scotland and Wales.
Orders £175 - £300 Ex. VAT. = £50 Ex. VAT.
Free Delivery On Orders Over £300 Ex. VAT.
Delivery charges may differ in some parts of rural Scotland and Wales.
Orders £175 - £300 Ex. VAT. = £50 Ex. VAT.
Free Delivery On Orders Over £300 Ex. VAT.
Delivery charges may differ in some parts of rural Scotland and Wales.
Orders over £760 Ex. VAT. = £31.25
Orders £175 - £300 Ex. VAT. = £50 Ex. VAT.
Free Delivery On Orders Over £300 Ex. VAT.
Delivery charges may differ in some parts of rural Scotland and Wales.
Orders £175 - £300 Ex. VAT. = £50 Ex. VAT.
Free Delivery On Orders Over £300 Ex. VAT.
Delivery charges may differ in some parts of rural Scotland and Wales.
Orders £175 - £300 Ex. VAT. = £50 Ex. VAT.
Free Delivery On Orders Over £300 Ex. VAT.
Orders £175 - £300 Ex. VAT. = £50 Ex. VAT.
Free Delivery On Orders Over £300 Ex. VAT.
Delivery charges may differ in some parts of rural Scotland and Wales.
Orders £175 - £300 Ex. VAT. = £50
Free delivery on orders over £300 Ex. VAT.
Bagged: Orders under £300 Ex. VAT. = £50
Orders £300 - £500 Ex. VAT. = £25
Orders £260 - £325 Ex. VAT. = £22.50 Ex. VAT.
Free Delivery on orders over £325 Ex. VAT.
Free Delivery on orders over £180 Ex. VAT.
Orders £175 - £300 Ex. VAT. = £50 Ex. VAT.
Free Delivery On Orders Over £300 Ex. VAT.
Delivery charges may differ in some parts of rural Scotland and Wales.
Free Delivery on orders over £130 Ex. VAT.
Orders under £120 Ex. Vat = £25 Ex. Vat
Orders between £120 - £275 Ex. Vat = £37.50 Ex. Vat
Orders between £275 - £525 Ex. Vat = £50 Ex. Vat
Orders between £525 - £825 Ex. Vat = £62.50 Ex. Vat
Orders over £825 Ex. Vat = Free
Tapes
1-3 = £12.50 Ex. Vat
4 or more = £25 Ex. Vat
Orders Over £130 Ex. VAT. = Free Delivery
Orders £175 - £300 Ex. VAT. = £50 Ex. VAT.
Free Delivery On Orders Over £300 Ex. VAT.
Delivery charges may differ in some parts of rural Scotland and Wales.
Orders £375 - £520 Ex. VAT. = £25 Ex. VAT.
Orders Over £520 Ex. VAT. = £18.75 Ex. VAT.
Orders between £501 - £999 Ex. VAT. = £75
Order value £1000 + Ex. VAT. = FREE DELIVERY
Free Delivery on orders over £260 Ex. VAT.
Orders £175 - £300 Ex. VAT. = £50 Ex. VAT.
Free Delivery On Orders Over £300 Ex. VAT.
Delivery charges may differ in some parts of rural Scotland and Wales.
Orders £175 - £300 Ex. VAT. = £50 Ex. VAT.
Free Delivery On Orders Over £300 Ex. VAT.
Delivery charges may differ in some parts of rural Scotland and Wales.
Free Delivery On Orders Over £105 EX. VAT.
Free delivery on orders over £300 Ex. VAT.
Orders £200-£100 Ex. VAT.0 = £35
Orders £1000-£5000 Ex. VAT. = £59
Orders over £5000 Ex. VAT. = £89
FREE delivery on orders over £300 Ex. VAT.
8+ Rolls = £93.75 Ex. VAT.
Pallets = Free Delivery
Primer
1-12 Units = £12.50 Ex. VAT.
Over 12 Units = £31.25 Ex. VAT.
Box Of 12 = £12.50 Ex. VAT. Per Box
1 - 15 Packs = £77.50 Ex. Vat.
15 - 30 Packs = £150 Ex. Vat.
30 - 45 Packs = £225 Ex. Vat.
45 - 60 Packs = £300 Ex. Vat.
For Orders Over 60 Packs Please Call For Custom Delivery Charges
Steico Therm Wood
1 - 200 Packs = £77.50 Ex. Vat.
200 - 400 Packs = £150 Ex. Vat.
For Orders Over 400 Packs Please Call For Custom Delivery Charges
Steico Duo Dry
1 - 100 Sheets = £120 Ex. Vat.
100 - 200 Sheets = £240 Ex. Vat.
For Orders Over 200 Sheets Please Call For Custom Delivery Charges
Steico Special Dry Wood
1 - 66 Sheets = £120 Ex. Vat.
66 - 132 Sheets = £240 Ex. Vat.
For Orders Over 132 Sheets Please Call For Custom Delivery Charges
Steico Universal Wood
1 - 122 Sheets = £120 Ex. Vat.
122 - 244 Sheets = £240 Ex. Vat.
For Orders Over 244 Sheets Please Call For Custom Delivery Charges
Steico Protect Dry
1 - 50 Sheets = £77.50 Ex. Vat.
50 - 100 Sheets = £150 Ex. Vat.
100 - 150 Sheets = £225 Ex. Vat.
For Orders Over 150 Sheets Please Call For Custom Delivery Charges
Samac Beads: £14.50 Ex. VAT. Per Order
Orders £175 - £300 Ex. VAT. = £50 Ex. VAT.
Free Delivery On Orders Over £300 Ex. VAT.
Delivery charges may differ in some parts of rural Scotland and Wales.
Orders £175 - £300 Ex. VAT. = £50 Ex. VAT.
Free Delivery On Orders Over £300 Ex. VAT.
Delivery charges may differ in some parts of rural Scotland and Wales.
Orders £175 - £300 Ex. VAT. = £50 Ex. VAT.
Free Delivery On Orders Over £300 Ex. VAT.
Delivery charges may differ in some parts of rural Scotland and Wales.
2 Boxes = £31.20 Ex. VAT.
3 Boxes = £39.95 Ex. VAT.
4+ Boxes = £49.95 Ex. VAT.
Pallets: £90 Ex. Vat Per Pallet
8-20 Packs = £150 Ex. VAT. Per Order
21-40 Packs = £250 Ex. VAT. Per Order
Silent Joist
1-20 Packs = £15 Ex. VAT.
21-40 Packs = £30 Ex. VAT.
41-60 Packs = £45 Ex. VAT.
61-80 Packs = £60 Ex. VAT.
81-100 Packs = £75 Ex. VAT.
Tapes
1-5 Tapes = £6 Ex. VAT. Per Order
Free Delivery Over 5 Tapes
SuperClose: £17.50 Ex. Vat
Free Delivery on orders over £160 Ex. VAT.
Orders £175 - £300 Ex. VAT. = £50 Ex. VAT.
Free Delivery On Orders Over £300 Ex. VAT.
Delivery charges may differ in some parts of rural Scotland and Wales.
Orders £175 - £300 Ex. VAT. = £50 Ex. VAT.
Free Delivery On Orders Over £300 Ex. VAT.
Delivery charges may differ in some parts of rural Scotland and Wales.
Free Delivery on orders over £200 Ex. VAT.
Free delivery on orders over £300 Ex. VAT.
Orders £175 - £300 Ex. VAT. = £50 Ex. VAT.
Free Delivery On Orders Over £300 Ex. VAT.
Delivery charges may differ in some parts of rural Scotland and Wales.
Free Delivery On Orders Over £105 Ex. VAT.
Free Delivery On Orders Over 4 Items
Orders £175 - £300 Ex. VAT. = £50 Ex. VAT.
Free Delivery On Orders Over £300 Ex. VAT.
Delivery charges may differ in some parts of rural Scotland and Wales.
Orders £175 - £300 Ex. VAT. = £50 Ex. VAT.
Free Delivery On Orders Over £300 Ex. VAT.
Delivery charges may differ in some parts of rural Scotland and Wales.
Free Delivery On Orders Over £260 Ex. VAT.
Orders £175 - £300 Ex. VAT. = £50 Ex. VAT.
Free Delivery On Orders Over £300 Ex. VAT.
Delivery charges may differ in some parts of rural Scotland and Wales.
Free Delivery On Orders Over £220 Ex. VAT.
Est Delivery between and .
Delivery will always take place on a weekday (Mon - Fri).
For more information on delivery
visit our delivery info page.