Menu
Menu
Your Cart

50mm Rocksilk RS100 Universal Insulation Slab Knauf (pack of 6)

50mm Rocksilk RS100 Universal Insulation Slab Knauf (pack of 6)
50mm Rocksilk RS100 Universal Insulation Slab Knauf (pack of 6)
50mm Rocksilk RS100 Universal Insulation Slab Knauf (pack of 6)
50mm Rocksilk RS100 Universal Insulation Slab Knauf (pack of 6)
Guide Price
50mm Rocksilk RS100 Universal Insulation Slab Knauf (pack of 6)
50mm Rocksilk RS100 Universal Insulation Slab Knauf (pack of 6)
50mm Rocksilk RS100 Universal Insulation Slab Knauf (pack of 6)
50mm Rocksilk RS100 Universal Insulation Slab Knauf (pack of 6)
50mm Rocksilk RS100 Universal Insulation Slab Knauf (pack of 6)
Guide Price: £60.20 (£72.24 inc VAT)
Price per m2: £13.94/m2 (£16.72 inc VAT)
  • Product Code: A1-535
  • Delivery Time: 2 - 3 working days
  • Brand: Knauf
  • (Tech. support: 08000304135)
  • Model: 1200x600 - 4.32m2
  • Weight: 21.60kg
Our ratings on 13-05-2026:
Google My Business Reviews
4.8 out of 5
Show other thicknesses

To GET BEST PRICE for this product only fill below:

Need a quote for more products? Add to Quote and continue browsing to find other materials needed.

50mm Rocksilk RS100 Universal Insulation Slab Knauf (pack of 6)

Width: 600mm
Length: 1200mm
Pack Quantity: 6
Pack Coverage: 4.32m2
Density: 100kg/m3
Weight/m2: 5kg
Weight: 21.6kg
Thermal Conductivity: 0.035W/mK
R-Value: 1.4m2K/W
Fire Rating (Reaction to Fire): A1(Non-combustible)

50mm Knauf Rocksilk RS100 Universal Insulation Slab is a high-performance mineral wool insulation product suitable for a variety of applications. Manufactured from rock mineral wool using Knauf's unique bio-based ECOSE Technology binder, it provides excellent thermal and acoustic insulation properties. The mineral wool construction offers higher levels of sound absorption and reduction than other mainstream insulants. The slab has a higher density and a good thermal conductivity, helping to improve the energy efficiency of buildings and reduce heating and cooling costs. Knauf Rocksilk RS100 is non-combustible with Euroclass A1 reaction to fire classification, and the rock mineral wool has a melting temperature of over 1000°C to provide longer periods of fire resistance than other mainstream insulants. Knauf Rocksilk RS100 is also resistant to mould, mildew, and vermin, ensuring long-lasting performance and durability. Knauf Rocksilk RS100 is easy to cut and install, making it a versatile choice for insulating walls, floors, and roofs in both new build and refurbishment projects.

APPLICATION

Rocksilk RS100 Universal Slabs are used for a wide range of thermal and acoustic insulation applications in buildings, building services, and industry. This product can be used for insulating:
  • Internal partitions
  • Between timber and metal studs
  • Rafters and floor joists

CHARACTERISTICS

  • Manufactured from rock mineral wool using Knauf's bio-based ECOSE Technology binder
  • Provides excellent thermal and acoustic insulation performance
  • Mineral wool construction offers higher levels of sound absorption and reduction compared to other mainstream insulants
  • Density of 100kg/m³ and thermal conductivity of 0.035 W/mK
  • Non-combustible with Euroclass A1 reaction to fire classification
  • Rock mineral wool has a melting temperature over 1000°C for longer fire resistance
  • Odourless, non-hygroscopic, rot-proof, do not sustain vermin, and will not encourage the growth of fungi, mould, or bacteria
  • Lightweight
  • Easy to cut and install, making it versatile for walls, floors, and roofs
  • Sustainable insulation solution

CERTIFICATION

Manufactured in accordance with:

  • In conformity with BS EN 13162
  • ISO 50001 Energy Management Systems
  • ISO 14001 Environmental Management Systems
  • ISO 45001 Occupational Health and Safety Management Systems
  • ISO 9001 Quality Management Systems


Knauf Rotband Internal Plaster - 30 Kg
Guide Price
Brand: Knauf Model: 30kg
Delivery Time: 2 - 3 weeks
Knauf Rotband is a pre-prepared dry gypsum plaster with special bonding additives designed to create smooth surfaces of any structure on walls and ceilings inside the buildings; used manually as a single layer gypsum plaster on all kinds of substrates. An easy to handle mineral product.CHARACTERISTI..
Guide Price: £23.95
£28.74 inc VAT
Brand: Knauf Model: 900mm x 1200mm - 2.16m2
Delivery Time: 7 - 10 days
6mm x 900mm x 2400mm Knauf Rooftop Aquapanel Cement Board is an extremely durable construction board highly resistant to moisture, mould and mildew growth. It can be used as a cover board above the insulation and as a substrate to take on the waterproofing layer. Knauf Aquapanel Cement Board Rooftop..
Brand: Knauf Model: 1200mm x 2700mm - 3.24m2
Delivery Time: 1 - 2 days
12.5mm Knauf Sound Panel is a high-performance acoustic plasterboard designed to enhance sound insulation in residential, commercial, and educational environments. It is a specialist drylining product that offers a significant acoustic upgrade compared to standard gypsum wallboard. The Knauf Sound p..
Brand: Knauf Model: 1200x2400 - 2.88m2
Delivery Time: 1 - 2 days
15mm Knauf Fire Panel Plasterboard is a high-performance gypsum-based board designed to provide enhanced fire resistance. It is a popular choice for use in walls and ceilings where fire safety is a key consideration. Knauf Fire Panel features a core composed of a specially formulated gypsum compound..
£24.39
£29.27 inc VAT
Brand: Knauf Model: 1200mm x 1000mm - 36m2
Delivery Time: 8 - 12 weeks
80mm Knauf Rocksilk Krimpact Flat Roof Slab is a high-performance insulation solution designed specifically for flat roofing applications. Manufactured from non-combustible stone wool, this product offers excellent thermal insulation properties, helping to maintain comfortable indoor temperatures wh..
Brand: Knauf Model: 2400x1200mm - 2.88m2
Delivery Time: 1 - 2 days
40mm Knauf EPS Thermal Laminate Insulation Board is an excellent modern solution for insulation and dry lining in walls and warm roof constructions, suitable for both refurbishment and new build projects. Consisting of 9.5mm tapered edge wallboard bonded to 30.5.5mm expanded polystyrene, it offers e..
£61.22
£73.46 inc VAT

Rate this product

Please login or register to review
This product is listed in the following categories and systems (click to show).