Bond It Flash Mate Lead Roofing Leak Repair Sealant Grey 310ml EU3 Tube Low Modulus Edging Flashing Leaks Sheet Description: A high performance neutral cure silicone sealant specifically designed for use with roofing products both modern and traditional, internally and externally. Conforms to EN15651‐1,2 F EXT‐INT, G. Uses Bond It FLASH-MATE is a low modulus neutral cure fast-skinning, roof sealant. It is designed to stop weather ingression, tile lift and noise. Bond It FLASH-MATE is used to seal or bond dissimilar materials to prevent weather ingression. FLASH-MATE can be used to bond glass and glazing plastics as well as small sections of roofing materials under repair. Ideally suited for sealing rooflights, conservatories, soffits, glass houses, industrial roofing .