Flash Harry Flash Patch is a convenient pre-cut waterproofing patch system designed for quick and effective sealing around roof screw bolts and roofing fasteners. Manufactured from durable stitch-bonded polyester membrane material, these ready-to-use patches help reinforce waterproofing systems while preventing leaks and moisture penetration in vulnerable roofing areas.
Ideal for both DIY and professional roofing repairs, Flash Patch provides a fast and reliable solution for sealing roof screws, fixing minor leaks, and strengthening waterproofing applications on corrugated and IBR roofing systems. Its easy-to-use pre-cut design helps speed up installation while ensuring consistent waterproofing performance.
