Dicor 501LSB-1, Self-Leveling Lap Sealant, RV Roof and Repair, Black, 10.3 OZ...
Self-Leveling (for horizontal surfaces). The third part of Dicor’s three-part roofing system, EPDM Lap Sealant creates a secure, secondary seal along the roof’s edges, air vents, vent pipes and screw heads.