Fire viewer

Fire viewer



Product Detail

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Product Description

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 angle100-130 degree

• Diameter25mm

• 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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