E-Z Patch 10 Quartz Plaster Repair - 50 lbs. (3M Colors) EZ Patch EZP10-50 EZP10-50 E-Z Patch 10 Quartz Plaster Repair is an above water repair product (water must be lowered). This product contains a special acrylic modified material with pozzolans (siliceous volcanic ash). Top quality materials and additives, backed up by superior formulations all add up to good looking, long lasting repairs. After doing the repair, water may be refilled the next day.Repairing your quartz finish pool has never been easier. Now, repair and patch the most common quartz surfaces like a pro. E-Z Patch special color matched products, instructions and How To Videos will make it happen. All of the EZ-Patch cement repair colors may be adjusted using any cement dye. Color sample screen appearance may vary and cannot be guaranteed for accuracy.HINTS: To prevent surface shrinkage cracks in repairs over 3/4 inches deep, use a 2-step process. First, fill-in with E-Z Patch 1, 5, 6, 7, 9, 10 or 11 until the depth is 3/8 inch. Then, after fill-in is dry, dampen with water and finish the repair. For flexibility, E-Z Patch 24 can be applied prior to repairs.A 50 lb. bucket covers up to 15 square feet at 3/8 inches.