Knauf Rocksilk® RS140 Building Slab | 1200mm x 600mm | All Sizes

KnaufSKU: IUK01679

Price:
Sale price£49.09 

inc VAT

Pay in 3 prices shown are an example only. Total calculated at checkout.

Delivery within 3 - 5 working days

Free Delivery On Orders
Over £500.00 Ex-Vat

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Contact us on 0300 303 4578
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Knauf Insulation Rocksilk® RS140 Rock Mineral Wool Slabs: Premium Insulation for Enhanced Fire Protection and Acoustic Performance


 

Elevate the safety and efficiency of your construction projects with Knauf Insulation Rocksilk® RS140, a superior rock mineral wool slab known for its high density of 140 kg/m³ and a thermal conductivity of 0.034 W/mK. 

This slab is designed not only for thermal and acoustic insulation but also for advanced fire protection applications, making it an ideal choice for high-risk areas.

Key Features

  • Multipurpose Use: Knauf Insulation Rocksilk® RS140 is ideal for various applications across residential, commercial, and industrial sectors.
  • Enhanced Density: With a density of 140 kg/m³, Rocksilk® RS140 provides robust insulation and is particularly effective in fire protection applications.
  • Superior Fire Resistance: Meets the highest standards with Euroclass A1 fire classification, offering exceptional protection against fire.
  • Acoustic Control: Excellent for reducing noise transmission, enhancing comfort in both residential and commercial settings.

Available Sizes

Thickness Thermal Resistance Length Width Slabs Per Pack
50mm 01.45m2K/W 1200mm 600mm 4
75mm 2.20m2K/W 1200mm 600mm 3
100mm 2.90m2K/W 1200mm 600mm 2

Product Specifications

Specification Value
Thermal Conductivity  0.034W/mK
Fire Classification A1
Generic BRE Green Guide Rating A+
Vapour Resistivity 5.00 MNs/g.m
Material Rock Mineral Wool
Density 140 kg/m3

Applications

  • Floor Insulation: Rocksilk® RS140 is perfect for insulating ground and internal floors, improving comfort and energy conservation.
  • Acoustic Barriers: Ideal for separating floors in multi-story buildings, Knauf Rocksilk® RS140 enhances privacy and noise control.
  • Thermal Insulation: Effective in pitched roofs at rafter level, Knauf Rocksilk® RS140 maintains consistent temperatures and reduces energy costs.
  • Partition Insulation: Use Rocksilk® RS140 for internal walls and partitions to create quieter, more private spaces.
  • Structural Insulation: Ideal for light steel and timber frame walls, Knauf Rocksilk® RS140 supports structural integrity while providing excellent insulation.

Frequently Asked Questions (FAQs) about Knauf Insulation Rocksilk® RS140

What is Knauf Insulation Rocksilk® RS140 used for?

Knauf Insulation Rocksilk® RS140 is a high-density rock mineral wool slab designed for advanced thermal insulation, superior acoustic performance, and enhanced fire protection applications in both commercial and residential buildings.

How does Knauf Insulation Rocksilk® RS140 enhance fire safety?

Knauf Insulation Rocksilk® RS140, with its high density of 140 kg/m³ and Euroclass A1 fire rating, provides robust protection against fire, making it suitable for high-risk fire protection applications.

What makes Knauf Insulation Rocksilk® RS140 different from other insulation materials?

The exceptional density of Knauf Insulation Rocksilk® RS140 not only offers improved thermal and acoustic insulation but also makes it highly effective for fire protection applications, setting it apart from lower density insulants.

Can Knauf Insulation Rocksilk® RS140 be used in residential projects?

Yes, Knauf Insulation Rocksilk® RS140 is ideal for residential projects requiring high-performance insulation that offers additional benefits such as superior fire resistance and excellent soundproofing capabilities.

Is Knauf Insulation Rocksilk® RS140 environmentally friendly?

Knauf Insulation Rocksilk® RS140 is manufactured using ECOSE® Technology, a sustainable, bio-based binder that reduces environmental impact, making it a greener choice for insulation.

Downloads

Data Sheet

  Specifications

Feature Values
Brand: Knauf
Length: 1200 mm
Width: 600 mm
Thickness: 50 mm
Material: Mineral wool
Unit Coverage: 2.88 M²
Manufactures Part Number: 2411446
Brand: Knauf
Length: 1200 mm
Width: 600 mm
Thickness: 75 mm
Material: Mineral wool
Unit Coverage: 2.16 M²
Manufactures Part Number: 2411447
Brand: Knauf
Length: 1200 mm
Width: 600 mm
Thickness: 100 mm
Material: Mineral wool
Unit Coverage: 1.44 M²
Manufactures Part Number: 2432553

Delivery Charges and Information

At Insulation UK, we strive to provide clear and transparent information regarding delivery charges and order processing. Below are the details of our delivery charges, minimum order requirements, and additional delivery options.


Delivery Charges

We have structured our delivery charges based on the total value of your order. Please refer to the table below for specific charges:

Order Value Delivery Charge
£0 - £150 ex-VAT Below minimum order value
£150 - £500 ex-VAT £59.95 ex-VAT
Above £500 ex-VAT Free Delivery

Local Delivery Charge

For deliveries within 35 miles of Postcode S63 9BL, we offer a local delivery service. For orders up to £500 ex-VAT, the delivery charge is £35.00 ex-VAT. Orders above £500 ex-VAT will qualify for free delivery within this range.


Minimum Order Requirements

We require a minimum order value of £150 (excluding VAT) or £180 (including VAT), plus delivery charges. This policy helps us maintain efficient order processing and delivery services. Ensure your order meets this requirement before proceeding to checkout. For questions or assistance, our customer support team is here to help.


Order Processing Information

Orders are processed Monday to Friday from 8 AM to 5 PM. Orders placed over the weekend or on bank holidays will be processed on the next working day. Delivery timeframes are calculated starting the day after your order has been processed, and you will receive tracking information once your order is dispatched.


Weekend Deliveries

Weekend deliveries are available upon request and are subject to the availability of existing delivery routes. Please contact us to confirm if a weekend delivery can be arranged for your order.


Orders Placed on Weekends and Holidays

Please note that any orders placed on weekends or bank holidays will be processed on the next working day. This may affect your expected delivery time, so we advise placing your order accordingly. For more information on delivery times during weekends and holidays, please contact our customer support team.


Collections

For customers who prefer to collect their orders, please contact us to arrange a convenient time. Our team will assist you in scheduling the collection. You can reach us by phone at 0300 303 4578 or via email at sales@insulationuk.co.uk.


Product Delivery Times

Most of our orders are dispatched within 3 working days. However, this timeframe may extend to 5 working days for larger orders. Specialty items may take between 5 to 7 working days. Please note that delivery timeframes can change depending on the product. For the most up-to-date delivery times, please check the product page or contact us directly.

We will contact you within 24 to 48 hours after your order is placed to confirm delivery times and dates. If you have urgent delivery needs, please reach out to us for further assistance.


Where We Deliver

We have a fleet of FORS delivery vehicles all with Moffett mechanical offloads that deliver nationwide. For smaller orders, we may use third-party carriers. If you have specific delivery inquiries, please feel free to contact us.

Please note that deliveries to the blue areas on the map may incur additional costs or experience delayed delivery times. For further information regarding these areas, please contact our customer support team.

Delivery Areas

  Specifications

Feature Values
Brand: Knauf
Length: 1200 mm
Width: 600 mm
Thickness: 50 mm
Material: Mineral wool
Unit Coverage: 2.88 M²
Manufactures Part Number: 2411446
Brand: Knauf
Length: 1200 mm
Width: 600 mm
Thickness: 75 mm
Material: Mineral wool
Unit Coverage: 2.16 M²
Manufactures Part Number: 2411447
Brand: Knauf
Length: 1200 mm
Width: 600 mm
Thickness: 100 mm
Material: Mineral wool
Unit Coverage: 1.44 M²
Manufactures Part Number: 2432553

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Customer Reviews

Based on 20 reviews
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G
Georgi Stoykov

Excellent

a
andrew clarke

Excellent company to deal with, Kevin and team always happy to deal

T
Terry Gillott

Fantastic service 100%
Will highly recommend quality insulation at a affordable price

K
Keval
Knauf DriTherm® Cavity Slab 37

Very good

P
Paul Townsend
Knauf Earthwool / Rocksilk Building Slab RS45 | 1200mm x 600mm

Expert advice an delivered quickly.