990-25 Elastomeric Flashing Sheet is a flexible flashing membrane composed of combination of butyl and EPDM polymers. Compatible with asphalt roofing and waterproofing materials, 990-25 Elastomeric Flashing Sheet is used in expansion joints and flashing details for hot rubberized asphalt, resaturants and can be used with hot built-up roofing asphalt. Features
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