$1.00 Circular Intumescent Fire Damper Size Choose an option100mm150mmClear Circular Intumescent Fire Damper | 22KIFD1 quantity Add to cart SKU: N/A Category: Fire Damper Grilles Additional information Additional information Size 100mm, 150mm Related products Circular Fire Damper | 22IFO150CIRB $1.00 Add to cart *Nominal Intumescent Fire Damper | 22IFD $1.00 Select options