Window & Door Foam 750ml – Low Expansion, Elastic, Gun Grade – Soudal

Window & Door Foam 750ml – Low Expansion, Elastic, Gun Grade

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A low-expansion, elastic gun foam designed for window and door installation. It follows the movement of the frame and keeps its insulation properties for many years, with top-class sound insulation.

Brand: Soudal

Key Benefits

  • Low expansion – puts less pressure on frames
  • Elastic: follows joint movement for long-term performance
  • 62 dB sound insulation and 0.035 W/m·K thermal conductivity
  • DuraValve keeps optimal yield over the full shelf life

Where to Use It

  • Filling and insulating fixed window frames
  • Filling and insulating fixed door frames
  • Cavities and voids
  • Around pipes and electrical wiring

Technical Specification

Volume 750 ml aerosol (gun grade)
Colour Blue
Skin formation (EN 17333-3) 7 minutes
Cutting time (EN 17333-3) 40 minutes
Joint yield (EN 17333-1) approx. 21 m per 750 ml
Box yield approx. 30 litres per 750 ml
Expansion during curing approx. 75%
Thermal conductivity (EN 12667) 0.035 W/m·K
Sound insulation (EN ISO 717-1) 62 dB
Temperature resistance (cured) -40°C to +90°C
Shelf life 24 months unopened, stored +5°C to +25°C

Specifications from the Soudal technical data sheet. Typical values – curing and skinning times vary with temperature, humidity and substrate.

Frequently Asked Questions

Why use low-expansion foam on windows?

Lower expansion means less pressure on the frame while the foam cures.

Do I need a foam gun?

Yes, it is a gun-grade can.

When can I trim it?

After about 40 minutes.

Is it UV resistant?

No – cover cured foam with a sealant, plaster or paint.

Complete the job: Expanding Foam · Expanding Foam Gun
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