50mm Knauf Omnifit 35 - Multipurpose Glass Wool Insulation Slab - 1200mm x 400mm (pack of 12)

50mm Knauf Omnifit 35 - Multipurpose Glass Wool Insulation Slab - 1200mm x 400mm (pack of 12)
- Product Code: A1-5124
- Delivery Time: 2 - 5 working days
- Brand: Knauf (Tech. support: 08000304135)
- Model and Size: 1200mm x 400mm - 5.76m2
Our ratings on 31-07-2025:

4.8 out of 5
Guide Price: £31.03
(£37.24 inc VAT)
Guide Price: £33.50
(£40.20 inc VAT)
50mm Knauf Omnifit 35 - Multipurpose Glass Wool Insulation Slab - 1200mm x 400mm (pack of 12)
Length: 1200mm
Width: 400mm
Thickness: 50mm
Pack Quantity: 12
Board Coverage: 0.48m2
Pack Coverage: 5.76m2
Thermal Conductivity: 0.035W/mK
R-Value: 1.4m2K/W
Fire Rating (Reaction to Fire): A1(Non-combustible)
50mm 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 remarkable. Knauf Omnifit slab is used to insulate timber and metal stud partitions, timber frame walls, between rafters, and suspended timber floors, generally a wide range of structures. 400mm width size allows friction fitting between common stud centres without any cutting and waste on-site. This insulation is not dangerous to the environment and has no potential for ozone depletion or global warming.
APPLICATION
- Timber frame and metal stud partitions,
- Between rafters,
- In suspended timber floors
CHARACTERISTICS
- Lightweight and easy to handle and install,
- Friction fits 400mm spacings,
- Eliminates air gaps,
- Non-combustible,
- A1 fire rated,
- Does not sustain vermin and will not encourage the growth of fungi, mould or bacteria.
- Manufactured using Knauf Insulation’s unique bio-based binder, ECOSE Technology,
- Red free - no ingredients in the product that are on the red list - including formaldehyde or phenol.
CERTIFICATION
Manufactured in accordance with
- BS EN 13162, ISO 50001 Energy Management Systems,
- ISO 14001 Environmental Management Systems,
- ISO 9001 Quality Management systems,
- Certified by TÜV Nord.
- ‘Red List Free’ label.
Brand: Knauf
Model and Size: 900mm x 1200mm - 1.08m2
Delivery Time: 5 - 7 days
6mm x 900mm x 1200mm 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..
£40.88
£49.06 inc VAT
Brand: Knauf
Model and Size: 1200mm x 2400mm - 2.88m2
Delivery Time: 1 - 2 days
15mm Knauf Performance Plus is a high-performance multi-use plasterboard featuring a distinctive grey face and a high-density core enriched with performance-enhancing ingredients. This innovative plasterboard is designed to provide superior levels of sound, moisture, fire, and impact resistance, mak..
Guide Price: £33.25
£39.90 inc VAT
Brand: Knauf
Model and Size: 4.2mm x 40mm
Delivery Time: 1 - 2 days
4.2mm x 40mm Aquapanel Maxi SN40 needlepoint screws have been specially developed for fixing Aquapanel Cement Board on to timber and metal frameworks of differing thicknesses. Aquapanel Maxi Screws SN40 can be used for both wall and ceiling applications in interior and exterior applications. Aquapan..
£49.18
£59.02 inc VAT
Brand: Knauf
Model and Size: 1200x2400mm - 2.88m2
Delivery Time: 2 - 4 days
12.5mm Knauf Aquapanel Interior Cement Board is a high-performance, water-resistant building panel designed for interior applications. It is composed of a core of aggregated Portland cement, reinforced with alkali-resistant glass fibres. This construction provides excellent dimensional stability, im..
Guide Price: £46.36
£55.63 inc VAT
Brand: Knauf
Model and Size: 1200mm x 1000mm - 24m2
Delivery Time: 8 - 12 weeks
125mm Knauf Rocksilk Krimpact Flat Roof Slab Extra 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 temperat..
Brand: Knauf
Model and Size: 2400x1200mm - 2.88m2
Delivery Time: 1 - 5 working days
75mm Knauf PIR Thermal Laminate Insulation Board is a 9.5mm tapered edge wallboard bonded to 65.5mm PIR insulation, offering great thermal and a level of acoustic insulation, perfect solution for insulation and dry-lining in walls and warm roof constructions, in both remodelling and new build p..