J-B Weld 8277 Water Weld Compounds, Tube, White

WATERWELD can be applied under water: surfaces to be repaired do not need to be clean and dry Simply cut off as much of the material as you need, twist and knead with your fingers until color is uniform with no streaks, apply immediately to surface to be repaired "Mushrooms" through and around holes, grabbing the edges to hold securely, then hardening for a permanent seal