Selleys Black STORM Sealant delivers a waterproof seal on any almost material, and can even be applied in the rain to stop leaks immediately. It’s ideal for sealing skylights, gutters, downpipes and windows, and can be painted over with water-based paint. It’s not suitable for permanent water immersion or plugging leaks subject to pressure. Also available in white and grey. * Forms an instant seal, but must not be disturbed until cured (approx. 48 hours).* Not for PE, PP, PTFE, permanent water immersion or plugging leaks subject to pressure.

• Black waterproof sealant suitable for interior or exterior use
• Excellent weather and UV resistance
• Can be applied on wet or dry material
• Forms an instant seal, even when applied in the rain*
• Suitable for use on concrete, timber, metals, brick, plasterboard, ceramic tiles, most plastics and all construction substrates.*