Flex Seal On Windows Site

So, when you notice a drafty window or a small leak around the frame during a rainstorm, it’s tempting to reach for that aerosol can. But

Flex Seal is sticky and rubbery. If you spray it on the window tracks, the sill, or the weatherstripping that allows the window to slide up and down, your window will glue shut. You will not be able to open it for ventilation or emergency egress. flex seal on windows

We’ve all seen the infomercials. A screen door on a boat, a leaky bucket, or a cracked gutter—and in seconds, that trusty blue (or black, or clear) can of Flex Seal saves the day. So, when you notice a drafty window or

When in doubt, grab a caulk gun. Your windows—and your home’s resale value—will thank you. Have you tried Flex Seal on a window? Let us know in the comments below (or warn us about your mistakes)! You will not be able to open it

Unless you buy the clear version (which still dries with a slight haze), Flex seal leaves a thick, bumpy, textured finish. It looks like truck bed liner. It will destroy the aesthetic of your historic wood windows or modern vinyl frames.

If a storm is bearing down and you have a cracked pane or a sudden gap in the sealant, Flex Seal is a fantastic "band-aid." It will stop water from pouring in instantly, buying you time until a professional glazier can fix the glass properly.