Elmers Household Cement Elmers Household Cement is an ideal bond for everyday repairs, household cement works on virtually any material-even Styrofoam. Use this where flexibility, resistance to heat, cold and water are important. No mixing required-use directly from the tube. Glued products are ready to use in 24 hours, with max strength in three days. Clean up: use a dry rag to clean hands, surfaces and tools before adhesive cures. Wash hands with soap and water. Size: 5/8 FL OZ (18.4mL)