Protecta FR Collars have been tested in timber floors, so may be used in situations where a timber infill has been left in place under a concrete slab floor. All existing approvals for FR Collars up to 160mm can be used with fixings passing through the timber infill and penetrating 40mm into the concrete slab. See the Timber Infill Approval document for details.
Fire rating: Up to 120min
Thermal rating: Up to 120min
Size: Up to 160mm diam
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