Selleys STORM Sealant delivers a waterproof seal on any material*wet or dryindoor or outdoor. It can even be applied in the rain to stop leaks in an instant. Can be applied to wet or dry material*. Good adhesion on any material* even when applied in the rain. Excellent UV and weather resistance. Suitable for interior and exterior use. Long lasting flexibility. Easily paintable with water-based paints. Low odour. Made with Sil-Xan advanced polymer technology which delivers superior performance in demanding situations where conventional products failon any material* wet or dry. *Not for PEPPPTFEpermanent water immersion or plugging leaks subject to pressure. Forms an instant sealbut must not be disturbed until cured (approx. 48 hours).