EZ-Fill Epoxy Root Canal Cement Refill, 7.5 Grams of Gel. EZ-Fill Epoxy RC Cement thoroughly coats the walls of the root canal and lateral canals without significant cement being forced apically. Unlike thermoplastic techniques, there is no shrinkage upon cooling. Radiopaque and compatible with all bonding agents and composites. Bonds chemically and physically to dentin and gutta percha. 7.5 Grams of Gel