Crystal-Lok-D-Tech Concrete Floors, Agricultural Silos July 28, 2021 by Administrator Grain Storage Silos – Alberta – Moisture penetration was causing concrete degradation as well product spoilage. 470 CRYSTAL-LOK™ was applied to all exposed concrete, rejuvenating, protecting and sealing the concrete from moisture contamination.Dicom Crossdecks, Quebec – Water, salt, oil and gas coupled with heavy traffic were causing premature spalling of concrete floors. 470 CRYSTAL-LOK™ was applied to all flooring to seal, harden and densify the concrete floors.