Dow Corning® Q4-2805 Fluorosilicone channel sealant, 7.5 oz (212 g) BACK-FILLED cartridge

A one part, fuel and oil-resistant compound primarily used as groove injection sealant for aircraft fuel tanks, it is also suitable for various other sealing applications. This material is pure white in color, is non-curing, and has good tack adhesion. 12 cartridges per case (less than case quantities permitted). This item is not regulated by D.O.T. or IATA for ground or air transportation. **This material requires a special dispensing gun that allows for extrusion through the large opening of the cartridge. See part number GS223-AR for more information.