Knauf - Supafil® Party Wall - Knauf-Insulation-Supafil-Party-wall-Image-UK
Knauf - Supafil® Party Wall - KI-UK-Supafil-Partywall-Angled-1-Packaging
Knauf - Supafil® Party Wall - Knauf-Insulation-Separating-Partwyall-SF-3
Knauf - Supafil® Party Wall - KI Partywall_Lifestyle_Cutaway
Knauf - Supafil® Party Wall - Knauf-Insulation-Supafil-Party-wall-Image-UK
Certificates and Standards
CEBBA Agrément 14/5176 UKMade in BritainIndoor Air Comfort® GoldEuroclass A1 Fire Classification UKCCPI Product - Verification Number 005800175/0727EUCEBDeclareRed List FreeEPD

Supafil® Party Wall

Blowing Wool
Specify on NBS
  • Suitable for use with a range of constructions registered in the Robust Details Handbook eliminating the need for on-site acoustic testing.
  • Its blue colour provides visual identification and assurance that the correct product is being used for the right application.
  • Designed to fully fill the party wall cavity to prevent party wall thermal bypass, contributing towards a zero effective U-value.
  • Installed by 'Approved Supafil® Installers', using specific blowing machines, hoses and nozzles as part of a system.
Applications
Interior wall

Description & Details

Supafil® Party Wall is a glass mineral blowing wool, designed for use in masonry separating party walls, providing thermal and acoustic performance. Supafil® Party Wall is non-combustible with the best possible Euroclass A1 reaction to fire classification.

  • Suitable for use with a range of constructions registered in the Robust Details Handbook eliminating the need for on-site acoustic testing.
  • Its blue colour provides visual identification and assurance that the correct product is being used for the right application.
  • Designed to fully fill the party wall cavity to prevent party wall thermal bypass, contributing towards a zero effective U-value.
  • Installed by 'Approved Supafil® Installers', using specific blowing machines, hoses and nozzles as part of a system.
  • Manufactured from mineral wool which provides higher levels of sound absorption and reduction than other mainstream insulants to reduce the sound transfer between dwellings.

Party separating walls

Documents

Product Data Sheet
Supafil® Party Wall Datasheet.PDF / Jul 2025 / 810.00 KB / 6 pages
Brochure
Knauf Insulation Solutions Guide UK.PDF / - / 21.46 MB / 167 pages
Safety Data Sheet
Blowing Wool - Safety Data Sheet.PDF / Feb 2025 / 160.00 KB / 7 pages
Environmental Product Declaration
Knauf Insulation Supafil® 40, Supafil® Party Wall EPD - EN - UK&I.PDF / Oct 2023 / 780.00 KB / 17 pages
Sustainability
Glass Mineral Wool - BREEAM Helpsheet.PDF / Feb 2025 / 40.00 KB / 1 page

Declaration of Performance

  • Declaration of performance: B0709GPCPR
  • Declarations of performance (DoPs), safety data sheets (SDS), and environmental product declarations (EPD) for our offered products can be found via a central Knauf Insulation database.
Knauf Insulation DoP, SDS, EPD Files

Certificates

Supafil Party Wall - BBA Certificate - 14/5176.PDF / May 2024 / 950.00 KB / 1 page
CCPI Assessed Products Certificate - Supafil®.PDF / Jun 2025 / 170.00 KB / 1 page

Product Variants & Packaging

Supafil® Party Wall

Material numberEAN / GTINkg/packagePacks per pallet
2441359
5012061847314
17.6 kg
28 pac/pal
Knauf | Supafil® Party Wall Glass Mineral Blowing Wool | Knauf