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: £54.60 (£65.52 inc VAT)
Price per m2: £12.64/m2 (£15.17 inc VAT)
  • Product Code: A1-535
  • Delivery Time: 2 - 3 working days
  • Brand: Knauf
  • (Tech. support: 08000304135)
  • Model and Size: 1200x600 - 4.32m2
  • Weight: 21.60kg
Our ratings on 29-04-2025:
TrustPilot Review 4.7
4.7 out of 5 - Excellent
Google My Business Reviews
4.8 out of 5
Show other thicknesses

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


75mm DriTherm 32 Ultimate Cavity Slab Knauf (pack of 6) 75mm DriTherm 32 Ultimate Cavity Slab Knauf (pack of 6)
Guide Price
Brand: Knauf Model and Size: 1200x455mm - 3.28m2
Delivery Time: 3 - 5 days
75mm Knauf DriTherm 32 Ultimate Cavity Slab is a high-performance insulation product specifically designed for use in external full-fill masonry cavity walls. These water-repellent glass mineral wool slabs provide exceptional thermal performance, making them an ideal choice for enhancing energy effi..
Guide Price: £35.81
£42.97 inc VAT
Get Best Price
100mm Rocksilk RS60 Universal Insulation Slab Knauf (pack of 4) 100mm Rocksilk RS60 Universal Insulation Slab Knauf (pack of 4)
Guide Price
Brand: Knauf Model and Size: 1200x600 - 2.88m2
Delivery Time: 1 - 2 days
100mm Knauf Rocksilk RS60 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 properti..
Guide Price: £41.24
£49.49 inc VAT
Get Best Price
Brand: Knauf Model and Size: internal corner
Delivery Time: In Stock 1-2 working days
Knauf Hydro Flex Internal Corner Sealing Tape is an elastomer coated flexible internal corner sealing tape element for the permanent and flexible sealing of internal joints in waterproofing areas that are at risk of scratching, e.g. sealing the connection between wall and floor in wet rooms, ba..
Get Best Price
50mm Rocksilk RS45 Universal Insulation Slab Knauf (pack of 10) 50mm Rocksilk RS45 Universal Insulation Slab Knauf (pack of 10)
Guide Price
Brand: Knauf Model and Size: 1200x600 - 7.2m2
Delivery Time: 1 - 2 days
50mm Knauf Rocksilk RS45 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 propertie..
Guide Price: £37.93
£45.52 inc VAT
Get Best Price
140mm Knauf Omnifit 35 - Multipurpose Glass Wool Insulation Slab - 1200mm x 400mm (pack of 4)
Guide Price
Brand: Knauf Model and Size: 1200mm x 400mm - 1.92m2
Delivery Time: 2 - 5 working days
140mm Knauf Omnifit 35 Glass Wool Slabs are rigid multipurpose, flexible, non-combustible glass mineral wool slab that is designed for friction fitting installation at 400mm spacings. It has excellent thermal, acoustic, and fire resistance. The sound absorption qualities of Knauf Omnifit slabs are r..
Guide Price: £31.03
£37.24 inc VAT
Get Best Price
Brand: Knauf Model and Size: 1200x2400 - 2.88m2
Delivery Time: 1 - 2 days
12.5mm 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 compou..
£23.34
£28.01 inc VAT
Add to Cart
This product is listed in the following categories and systems (click to show).