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    • Q. How do I dispose of a can once I’m finished?

    • 2012-04-11
    • Fully dispense all the foam in the can to eliminate all pressure in the can. Dispose of the empty can according to your local regulations.

    • Q: How to apply PU Foam?

    • 2012-04-11
    • 1. Shake the aerosol can for at least 40 seconds. 2. Clean and moisten surfaces with a water sprayer prior to application. 3. Fit the gun or straw on the adaptor. Firmly screw the can on the adapter and turn the flow adjustment screw. 4...

    • Q. Will “fire retardant” foams stop or prevent a home or bui...

    • 2012-04-11
    • No. These foams are intended to resist flaming, and slow flame spread. However, they cannot stop a fire from spreading indefinitely.

    • Q. Do you have the fire retardant foam?

    • 2012-04-11
    • Yes, GNS F44 Fire-retardant PU Foam that possess a higher degree of fire resistance than standard polyurethane foam.

    • Q. Is GNS PU Foam product good for soundproofing?

    • 2012-04-11
    • Yes! Our foams effectively reduce noise from outside sources by sealing cracks and gaps that allow sound to penetrate the building.

    • Q. Is foam water resistant?

    • 2012-04-11
    • Yes, foam is water resistant, but not water repellent. Over time, water vapors will penetrate and degrade the foam.

    • Q. What surfaces will foam stick to?

    • 2012-04-11
    • It has excellent adhesion to most building surfaces including wood, glass, metal, masonry and plastic.

    • Q. Is foam UV resistant?

    • 2012-04-11
    • No. You should always paint or cover foam that will be exposed to sunlight. UV rays will cause the foam to discolor and degrade.

    • Q. Can I stop spraying and re-use my GNS PU Foam product lat...

    • 2012-04-11
    • Yes. Be sure to follow the instructions below for your specific foam product. Straw Foam – Leave straw adaptor attached and bend it backwards. Attach straw end to the plastic protrusion on top of the trigger. Simply pull the straw off ...

    • Q. Do I have to clean my gun after applying foam?

    • 2012-04-11
    • You don’t have to clean the gun as long as you leave a can of foam attached.

    • Q. How do I remove wet foam?

    • 2012-04-11
    • Foam can be easily removed using GNS PU Foam Cleaner or acetone. Do not apply the PU Foam Cleaner or acetone to any finished surface.

    • Q. Are the foams combustible?

    • 2012-04-11
    • NEVER use spray polyurethane foam around fire or flame. The chemical composition of foam means that any one-component foam has the potential to combust.

    • Q: What safety precautions are necessary when dispensing foa...

    • 2012-04-11
    • Apply the PU Foam in well-ventilated areas. Foam is flammable during dispensing! Never use around fire or flame. Extinguish all pilot lights in the area.

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