Product details:
WeatherLock Flex Self-Sealing Ice and Water Barrier provides excellent protection against water infiltration resulting from freeze/thaw cycles wind driven rains and normal water flow around eaves, valleys, vents, chimneys and skylights. Plus it can be applied over existing poly surface ice and water barriers so re-roofing is easy and less costly. For optimal protection, apply to entire roof deck on 2:12 to 4:12 pitch roofs. Ensure proper ventilation is met when applied over the entire roof deck.