$1.00 Retrofit (Blue Round Flange) Size Choose an option50mm65mm100mmClear Retrofit (Blue Round Flange) | 22FCS quantity Add to cart SKU: N/A Category: Retrofit Fire Collars Additional information Additional information Size 50mm, 65mm, 100mm Related products Retrofit (Blue Square Base) | 22FC $1.00 Select options Wall Blue Barrel Collars | 22WC $1.00 Select options CXL Gas Fire Collar | 22GAS $1.00 Select options Unicollar | 22UC $1.00 Add to cart