Killark KQS-250 ML - 250ml cartridge comes in a single barrel with a 2 chamber internal compartment that allows for more compact storing and use - Two part epoxy resin is pushed through a patented static mixing wedge - Each cartridge comes with 4 patented static mixing nozzles to form a perfect mix - Cartridge dispensing guns and spare nozzles are available as ordering options CELOX™ KQS Series is an alternative quick sealing compound used extensively for sealing conduit to prevent the spread of explosive gases and vapors. It is a two part epoxy resin that is self-mixed when pushed through a patented static mixing nozzle. CELOX™ requires no mixing, measuring, stirring, or pumping prior to pouring a seal.