Sista M525 PU Foam

Moisture Curing Gap Sealant


For Glass, Concrete, Wood, Metal, and Plastic

500 mL

Use as packaged.

  • Product Features
  • Product Instructions
  • Storage and Handling
  • Safety Precautions

Flame Retardant

New Surfaces

1) Clean the surface until it is free from dust, dirt, grease, and other contaminants.


1) Shake the product around 20-30 times before use.
2) Put the applicator nozzle on top and invert the can to spray the Sista M525 PU foam.
3) Spray Sista M525 PU foam with only half of the hole capacity because the PU foam can expand to fill up the remaining space.
4) Decorate the excess PU foam with a knife once it is completely cured.
5) After finishing work, clean the valve, valve lever, and applicator nozzle with a suitable solvent (like acetone) for storage and future use.

Ventilate working rooms thoroughly.

Avoid naked flames, sparking, and sources of ignition.

Switch off electrical devices. Do not smoke, do not weld.

Do not empty waste into wastewater drains.

The storage regulations for aerosols apply.

Seal and store in the original container.

Store in a cool place. Maximum storage temperature: 30 degrees Celcius.

Store in a dry place.

Do not store together with food or other consumables (coffee, tea, tobacco, etc.).

Do not store together with substances that intensify fire.

Do not use any acidic-alkaline agents to clean the product.

Available upon request.

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