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Note: Last dispatch - 20-12-2024*. To confirm deliveries before Christmas break, please contact us. Orders placed between 21st Dec and 1st Jan will be processed on 02-01-2025
  • RS45 Insulation
  • RS45 Insulation
  • RS45 Insulation
  • RS45 Insulation
  • RS45 Insulation
  • RS45 Insulation
  • RS45 Insulation
  • RS45 Insulation
  • RS45 Insulation
  • RS45 Insulation
  • RS45 Insulation
  • RS45 Insulation

Knauf RS45 Insulation - Mineral Wool Acoustic And Thermal Insulation - Knauf Rocksilk Insulation - 1200 x 600mm

Rated 4.9 by 15 Happy Customers
(incl VAT) £45.47 £41.34
-10%
(excl VAT) £34.45
Hurry! Limited Stock
Note: Last dispatch - 20-12-2024*. To confirm deliveries before Christmas break, please contact us. Orders placed between 21st Dec and 1st Jan will be processed on 02-01-2025
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Product Specification:

  • Length: 1200mm
  • Width: 600mm

Thickness

Sheets in a pack

Pack Coverage

25mm

20

14.4

30mm

16

11.52

50mm

10

7.2

75mm

6

4.32

100mm

5

3.6

Knauf RS45 insulation is a dual-use thermal and acoustic insulation board made from mineral wool insulation. Rocksilk RS45 offer excellent thermal insulation in every application, thanks to their low thermal conductivity.

These insulation slabs also have superior soundproofing abilities. Rocksilk RS45 is also non-combustible in nature. It has the highest possible fire rating - A+ by Euroclass.

Knauf RS45 insulation adapts easily to any imperfections in the structure. Eartwool flexible slabs can be ‘knit’ together with neighbouring slabs and the structure in general.

Air gaps are eliminated, as a result, which results in better insulation. They perfectly fit into all framed applications and can be used in any type of structure, whether commercial or residential. 

Thermal and acoustic insulation slabs by Knauf are lightweight, easy to cut and install. They are moisture-resistant, rot-proof and odourless. They do not support the growth of moulds, fungi, vermin or other organisms. 

Knauf Rocksilk is made with environmental and human-friendly ECOSE® Technology. Mineral wool insulation manufactured using this bio-binder based technology uses up to 70% less energy with no added formaldehyde or phenol.

A significant advantage of Knauf insulation slabs is that they are constructed using ECOSE technology. Ecose products produce lower dust and VOC levels and have been awarded the Eurofins Gold Indoor Air Quality Certificate.

Key Features:

  • Rocksilk RS45 Earthwool flexible slabs provide excellent thermal and acoustic insulation.
  • Excellent soundproofing abilities enable the product to achieve high degrees of sound reduction. Lightweight, easy-to-use slabs that have versatile applications.
  • Non-combustible A1 Euroclass Reaction to Fire classification.
  • Manufactured using Knaufs ECOSE technology - soft to touch, less fibres and improves air quality
  • Versatile applications. Perfectly suited for a wide range of specifications, uses, and performance needs.
  • Non-hygroscopic, odourless and rot-proof slabs.
  • They can be easily cut to the desired size, with a knife or a saw whilst still in the packaging.

Applications:

  • Knauf’s Rocksilk RS45 insulation is designed for use in multiple applications
  • Great for use as floor insulation. They offer excellent insulation to ground floors, internal floors and separating floors.
  • Knauf Thermal Insulation / Mineral Wool Acoustic Insulation slab
  • They can also be used to provide exceptional internal wall insulation. Can be used to insulate partitions, Timber frame walls, light steel frame walls
  • Rocksilk insulation is also ideal for pitched roof insulation at rafter levels and fabrication. 
  • Various facing materials, such as foil or tissue, can be applied in the factory, making this a versatile product.

Product Details:

  • Material: Rock mineral wool.
  • Thermal Conductivity: 0.034 -0.035 W/mK
  • Thermal Resistance: 1.45m2K/W
  • Surface Spread of Flame: Class 1
  • Vapour Resistivity: 5.00 MN.s/g.m
  • You can find all information relating to Rocksilk RS45 here

Certifications:

  • A1 Euroclass Fire Rating
  • Eurofins Gold
  • CE Marking
  • Green Guide Rating A+
  • OHSAS 18001 Occupational Health and Safety Management Systems,
  • ISO 9001 Quality Management Systems, as certified by Bureau Veritas
  • ISO 14001 Environmental Management Systems, 
  • Manufactured in accordance with BS EN 13162, ISO 50001 Energy Management Systems, 

Environment:

  • Knauf Rocksilk45 is made using eco-friendly ECOSE technology.
  • Knaufs rockwool is free of CFCs, HCFCs, and other elements that could deplete the ozone layer. It has no ozone-depleting potential, thus making it more environmentally friendly.

Handling and storage 

  • RS45 Earthwool Building Slabs are lightweight, easy to handle and install
  • Rocksilk Slabs are packaged in recyclable polythene (4-LDPE) which is designed for short-term storage.
  • Ideally, the product should be either stored indoors, under cover or off the ground on-site for longer-term protection.
  • Knauf Insulation Rocksilk RS45 is cost effective dual use acoustic and thermal insulation
  • RS45 Insulation is very flexible in application. Can be used in walls, floors, ceilings and roof spaces.
  • Each Slab is 1200mm x 600mm
  • Knauf RS45 Insulation slabs have low thermal conductivity, meaning they help keep heat inside.
  • RS45 is also well known for its soundproofing properties.
  • These non-combustible insulation batts have an A1 rating by Euroclass
  • Knauf Rocksilk is Water-resistant. RS45 is durable and easy to install.
  • Environmentally friendly insulation slabs with Green Guide Rating A+
Insulation Type Batt Insulation (Insulation Slabs)
Brand Knauf
Product Code Rocksilk RS45 Insulation
Length 1200mm
Width 600mm
Thickness Available

25mm,30mm,50mm,75mm and 100mm

Material Mineral wool
Thermal Conductivity 0.035 W/mK
Water Vapour Resistivity 5.00 MNs/g.m
Fire Classification A1 rated Euroclass
Applications Floor insulation, stud-wall insulation, pitched roof and partitions.
4.9
Average Rating
(15 Reviews)
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Free Collections Available
Save on delivery charges and collect the order for free from a warehouse near you. Just choose the In-Store Pickup option at the checkout or call: 03303130245
Free pick-up locations include - Warrington, Wolverhampton, Gatwick, Bedford, Ipswich, Glasgow, Newcastle, Leeds, Chesterfield and Bridgewater.

 

Delivery Terms
Order Value (Excluding VAT) Delivery Charge (Excluding VAT)
Above  £370 Free Delivery
Up To £370 £50

 

Returns/Refunds And Cancellations:

You can cancel your order and get a full refund before we confirm your order via email. Orders cancelled after the order confirmation email is sent, may attract a restocking fee.

Rocksilk RS45 insulation can be returned, provided they are in a resalable condition within 30 days from the date of receipt. Please contact us via email and we will assist you accordingly.

For more information on returns of faulty/damaged products and deliveries, please refer to our delivery information page.

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Rated 4.9 by 15 Happy Customers

Frequently Asked Questions

RS45 FAQ's
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RS45 insulation slabs have the highest possible fire rating, Euroclass A1. They are non-combustible. They give you superior fire insulation
Knauf RS45 Insulation - Mineral Wool Acoustic and Thermal Insulation - Knauf Rocksilk Insulation - 1200 X 600MM

Looking for high-quality Knauf RS45 Insulation? This mineral wool provides excellent acoustic and thermal insulation benefits. Bid farewell to unwanted noise and draughts! It's eco-friendly with no harmful components. Customers are highly impressed by its soundproofing and energy-saving properties, giving it a rating of 4.9 out of 5. Whether for homes or businesses, it's versatile – ideal for various walls and floors. Using ECOSE technology, it's environmentally friendly, water-resistant, and long-lasting. To install, clean the area, measure accurately, and seal gaps for optimum performance. Secure it in place with staples or adhesive tape. Consider finishing with plasterboard for a stylish finish. Discover more about this fantastic insulation!

Key Points

  • Knauf RS45 Insulation offers soundproofing and thermal insulation properties
  • Created for soundproofing and energy efficiency in buildings
  • Environmentally friendly mineral wool without harmful elements such as CFCs
  • Can be tailored with different facing materials for particular requirements
  • Simple to install in different applications like partitions and walls

Product Features

Discover the high-performance features of Knauf RS45 Insulation, a versatile mineral wool slab designed for acoustic and thermal insulation needs. When it comes to acoustic benefits, this insulation excels at reducing unwanted noise, creating a peaceful environment within your living spaces. Whether it's the sound of traffic outside or the chatter from the next room, Knauf RS45 Insulation helps maintain tranquillity in your home.

Moreover, the thermal efficiency of this insulation is remarkable. By effectively trapping heat indoors, Knauf RS45 helps you save on energy bills while keeping your home cosy and comfortable. Its low thermal conductivity ensures that warmth stays where it belongs, making cold drafts a thing of the past.

With Knauf RS45 Insulation, you can enjoy a quieter and more energy-efficient home environment, all while knowing you've selected a product that's eco-friendly and free of harmful elements.

Customer Feedback

Based on feedback from 15 satisfied buyers, the Knauf RS45 Insulation with Rocksilk has garnered a rating of 4.9 out of 5 from customers. Customers are highly satisfied with the soundproofing benefits of this insulation, praising its ability to reduce external noise levels effectively. Many customers also appreciate the excellent thermal properties of the Rocksilk insulation, which help in maintaining a comfortable indoor environment. The competitive pricing and convenient delivery options provided by Knauf have been highlighted as additional reasons for customer satisfaction.

Positive reviews indicate that customers aren't only happy with the quality and performance of the product but also express loyalty towards the brand. The repeat customers emphasize the consistent effectiveness of the Knauf Rocksilk insulation, showcasing high levels of customer satisfaction. Overall, the overwhelming positivity in the reviews reflects the trust and confidence customers have in the soundproofing and thermal insulation benefits offered by the Knauf RS45 Insulation with Rocksilk.

Apps

Knauf RS45 Insulation offers versatile application options for various building components, including ground floors and internal walls. Whether you're insulating a new construction or upgrading an existing space, this mineral wool insulation is designed to meet your needs. For ground floors, RS45 provides excellent thermal and acoustic insulation, enhancing the comfort and reducing energy costs in your home or office. When it comes to internal walls, this insulation helps create a peaceful environment by minimizing sound transfer between rooms.

This insulation is suitable for a wide range of applications in both domestic and commercial buildings. It can be effectively used in partitions, timber frame walls, and light steel frame walls, providing you with flexibility in your construction projects. With various facing materials available, you can customise the insulation based on your specific requirements for each application. Benefit from the soundproofing properties and thermal insulation benefits of Knauf RS45 Insulation to create a comfortable and efficient living or working space.

Environmentally Friendly Mineral Wool

When considering the versatility of Knauf RS45 Insulation in various building applications, the environmentally friendly aspect of this mineral wool becomes a standout feature.

Knauf RS45 Insulation offers significant Mineral Wool Benefits due to its eco-friendly production using ECOSE technology, which reduces environmental impact.

This insulation is free of harmful substances like CFCs, HCFCs, and ozone-depleting elements, ensuring Sustainability Benefits for both the environment and your living space.

With a Green Guide Rating of A+ for its environmentally friendly properties, you can trust that choosing Knauf RS45 Insulation is a responsible decision for your insulation needs.

Additionally, its water-resistant and durable nature not only makes installation easy but also maintains its eco-friendliness over time.

Opting for Knauf RS45 Insulation means you're not only improving the acoustic and thermal insulation of your space but also contributing to a greener, more sustainable future.

RS45 Installation Tips

To optimise the efficiency of RS45 installation, ensure the work area is thoroughly cleaned and free of debris before starting the process.

Measure and cut the Knauf Rocksilk RS45 Insulation to fit accurately. Securely install the insulation using staples or adhesive tape to keep it in place effectively.

Seal any gaps or openings to prevent air leaks and ensure peak thermal and acoustic performance. Finish the installation by covering the insulation with desired materials like plasterboard for a polished look.

Follow these installation techniques and best practices to achieve the best results. By ensuring a clean work area, precise cutting, secure installation, sealing gaps, and finishing appropriately, you can optimise the effectiveness of the RS45 insulation.

These steps will not only improve thermal and acoustic performance but also provide a professional finish to your insulation project. Remember, attention to detail during installation can significantly impact the overall effectiveness of the insulation.

Frequently Asked Questions

What is the density of Knauf Rs45?

The density measurement of Knauf RS45 is 45kg/m³. This level strikes a balance between support and thermal performance, ensuring effective sound absorption and insulation. Its density contributes to fire resistance and durability, making installation easy.

What is the Knauf equivalent of Rwa45?

The British equivalent of RWA45 is the Knauf Rocksilk RS45 Insulation slab, designed for mineral wool applications. It offers cost-effective thermal and acoustic insulation solutions, measuring 1200mm x 600mm for versatile use in walls, floors, ceilings, and roofs.

What is Rocksil Insulation?

Rocksilk insulation offers excellent soundproofing benefits and is easy to install. Its rock mineral wool composition guarantees efficient thermal performance. You'll enjoy a quieter and more comfortable environment with this versatile and sustainable insulation option.

Is Knauf Mineral Wool Safe?

Yes, Knauf Mineral Wool is safe for you. Its benefits include high fire resistance and thermal performance. It's eco-friendly, manufactured without harmful substances. You can trust it for a safe and effective insulation solution.

In conclusion

To summarise, Knauf RS45 insulation offers both acoustic and thermal advantages in a convenient 1200 x 600mm size. With favourable customer feedback and versatile uses, this mineral wool insulation is a reliable option for different projects.

Its eco-friendly characteristics make it a sustainable choice for individuals wanting to lessen their carbon footprint. By adhering to the RS45 fitting advice, you can ensure a successful and effective insulation procedure.

Think about using Knauf RS45 for your next project to achieve high-quality outcomes.

 

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In Store Pickup Available
Save on delivery charges and collect the order for free from a warehouse near you. Just choose the In Store Pickup option at the checkout.
Free Collections Available
Save on delivery charges and collect the order for free from a warehouse near you. Just choose the In-Store Pickup option at the checkout or call: 03303130245
Free pick-up locations include - Warrington, Wolverhampton, Gatwick, Bedford, Ipswich, Glasgow, Newcastle, Leeds, Chesterfield and Bridgewater.

 

Delivery Terms
Order Value (Excluding VAT) Delivery Charge (Excluding VAT)
Above  £370 Free Delivery
Up To £370 £50

 

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