Factory wholesale Door Dust Seal - Fire viewer – Gallford

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Factory wholesale Door Dust Seal - Fire viewer – Gallford Detail:

When temperature goes up to 180℃ in fire, the intumescent core inside of door viewer will rapidly expand to filling the interspace to stop fire, smoke or gas through out.

• Material：Available in either brass or chrome finish

• Visual angle：100-130 degree

• Diameter：25mm

• FV25-1 suitable for 40-60mm thickness of fire door FV25-2 suitable for 60-80mm thickness of fire door FV25-3 suitable for 80-100mm thickness of fire door

• Back cover available

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In an effort to provide you advantage and enlarge our business enterprise, we even have inspectors in QC Staff and assure you our greatest provider and item for Factory wholesale Door Dust Seal - Fire viewer – Gallford , The product will supply to all over the world, such as: Bolivia, Bogota, Libya, Faced with the vitality of the global wave of economic integration, we are confident with our high-quality products and sincerely service to all our customers and wish we can cooperate with you to create a brilliant future.

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