Our everyday, go-to, affordable flashing was specially formulated for performance—and no VOCs. It boasts compatibility with most caulks and sealants used for window installation. It also performs over a broad temperature range, delivering a durable, long-lasting seal (which aren’t benefits you’ll get with rubberized asphalt-based alternatives). TYPAR® Butyl Flashing is formulated without VOCs, and it’s compatible with most caulks and sealants used for window installation. And unlike rubberized asphalt-based flashings, it performs over a broader temperature range and delivers a durable seal over the long haul.