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RPBHB Series Intumesent Pad For Flush Box

RPBHB Series Intumescent Pad for Flush Box is designed to be back-to-back installed into the fire resistant electrical flush boxes within compartment walls on one or both sides of the wall. It is made of high grade special expandable graphite raw material, will expand when exposed to fire and close up the flush box to prevent the flame and hot gasses spreading through the wall.

Product Features
• Expansion Ratio 20-30times
• Black color and smooth surface
• Waterproof
• Apply to RoHS
• Easy to install


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