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Foamfix - PU Expanding Foam

Verified by manufacturer 6 months ago

Hodgson Sealants

A single component, moisture cure, polyurethane (PU) expanding foam.

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+44 (0)1482 868321 Website


Suitable for:

  • Gap filling – sealing of partition walls and around pipes and other structures. Provides a backing material for joints prior to the application of sealants.
  • Maintaining insulation to cavities and joints in structures.
  • General gap filling applications.
  • Installation of windows and doors.
  • Thermal and/ or acoustic insulation.


A single component, moisture cure, polyurethane (PU) construction foam suitable for a wide range of sealing and gap filling applications. The material has very low curing pressure and moderate post expansion to help avoid deformation of building components.

Features and benefits:

  • Good adhesion to a wide variety of building materials such as brick, concrete, metal, wood, stone, plaster and unplasticized polyvinyl chloride (PVC-U).
  • Gun applied for added control and ease of application with reduced waste.
  • High thermal and acoustic insulation properties.
  • This foam does not contain hydrochlorofluorocarbons (H)CFC-PCB or formaldehyde.
  • Sealing of pipe penetrations and wall, roof and floor joints.
  • For window and door fitting.
  • Weatherproof and will not rot.
  • Totally cured foam is chemically inert.

General information




Pr_30_31_76_66 Polyurethane (PUR) expanding foam fillersPrimary


P12/130 Fire-stopping system to individual services penetrations

Product range

FOAMFIX (PU Expanding Foam)

Specification data - Polyurethane (PUR) expanding foam fillers


One part plastics expanding foam.


Manufacturer's standard.

Tack free time (hours at 23°C and 60% Relative Humidity (RH))

≤10 minutes (+23°C at 50% RH).

Working time

Cutting time: ≤30 minutes (+23°C at 50% RH).

Dimensional stability



0.033 W/m·K.

Cure time

Full cure: 8 hours (30 x 50 mm).

Acoustic insulation

≥60 dB.

Flammability (to DIN 4102)


Temperature resistance

-50°C to +90°C (once cured).

Application temperature range

+10 to +30°C.


Foamfix - PU Expanding Foam

Foamfix - PU Expanding Foam