Soudafoam 'Gap Filler XTRA'

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Soudafoam 'Gap Filler XTRA'

Soudal | Expanding Foam


Soudafoam 'Gap Filler XTRA' is a HIGH YIELD Polyurethane Expanding Foam Filler with Gap Filling Formulation and Optimised 3D expansion.

The Soudafoam 'XTRA' High Yield Formulation means improved value for money versus the Standard Soudafoam Gap Filler, up to 50% more litres of filling per cannister.

Soudafoam 'Gap Filler XTRA' has excellent thermal and acoustic insulation properties with primerless adhesion on most construction materials.

Product Features


This product is supplied in Gun Grade cans with DuraValve™

DuraValve™ is a unique valve system that improves the yield and performance of Soudafoam products over much longer time periods than standard valves.

DuraValve™ puts an end to commonly known issues such as poor yield and non-extrusion of PU Foams and is a standard for most gun applied Soudafoam Products.


  • Excellent adhesion on most substrates (except PTFE, PE and PP).

  • Extra High Yield - up to 50% more litres of filling compared to Standard Soudafoam Gap Filler

  • High insulation value, thermal and acoustic.

  • High filling capacities.

  • Excellent stability (no shrink or post expansion).

  • Very good bonding properties.


  • Product Basis: Polyurethane Foam Filler

  • Volume Yield FEICA TM1002 (750ml Gun Grade Cannister): 51 Litres

  • Acoustic Rating ISO 717-1: 58 dB

  • Thermal Conductivity DIN 52612: 37mW/mK

  • Fire Class (DIN4102): B3 Fire Rated

  • Application Temperature: +5°C to +30°C


Typical Applications:

  • General Purpose Gap Filling

  • Pipe Penetrations

  • Insulation and Roofing Materials

  • General Construction


Shake the aerosol can for at least 20 seconds. Attach the can onto the Applicator Gun. Surface should be free from grease and dust.

Moisten surfaces with a water sprayer prior to application.

For non-conventional substrates a preliminary adhesion test is recommended.

Application Method:

Fill holes and cavities approximately ¾ full as the foam will expand.

Repeat shaking regularly during application.

If you have to work in layers repeat moistening after each layer. Fresh foam can be removed using Soudal Gun & Foam Cleaner or acetone.

Cured foam can only be removed mechanically or with Cured PU Foam Remover. Never burn away cured foam.

Health & Safety Recommendations:

Take the usual labour hygiene into account.

Always wear gloves and goggles during application. See our Safety & PPE Products.

Consult label and material safety data sheet for more information.

Data Sheets

Technical Data Sheet

Safety Data Sheet

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£4.75 £3.50 ex. VAT | £5.70 £4.20 inc. VAT

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