Zero FB1810

Name: Zero FB1810 FB Intumescent Block
Brand: Zero International
SKU: Zero FB1810
Price: 132.69 USD

Zero FB1810 FB Intumescent Block

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Price: $132.69 USD

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Product Description:

Zero FB1810 FB Intumescent Block

FB1810 FB Intumescent Block
Size: 18"W x 10"H x .55" T
Use for metal doors
Can be used to achieve fire ratings for door louvers in metal doors of 1.750" (44mm) or greater thickness.
The 0.55"(14mm) thick FB Intumescent Block is designed to layer inside a two-part metal louver set attached to both sides of the door
A reinforcing inverted channel is required at the bottom of the cut-out to support the FB Intumescent Block.
No limit on door thickness
Free 40% air flow area
Additional lateral support is needed for louvers in doors with greater thickness
The FB Intumescent Block has been assessed up to four-hour fire rating by UK Warrington Fire Research Centre as part of the Fire Block Louver System (FBLS) for fire-rated steel doors with apertures up to 18" x 60" (0.46 x 1.5m). A copy of the Warrington test report C129754 is available on request. Assessed to BS 476: Part 22 1987.