Granger Performance Waterproofer All grangers apparel treatments have been specifically formulated to perform effectively at 30c This highlights the durability of the finish meaning less applications resulting in significant energy savings Our technologies provide superb stain resistance with no loss of breathable performance Granger's fluorocarbon treatments provide the most water repellent, durable finish to the consumer's apparel and footwear Maximum waterproofing, maximum breathability, restores repellency At this temperature the consumer makes an energy saving of approximately 40 percent