All in one kit that includes everything you need to complete a roof repair. The strongest adhesive, flexible and tear resistantTPO membrane which includes a lifetime warranty. Made in the USA.Kit includes:1 – Full Gallon Adhesive12 – Tubes of Self-Leveling Sealant1 AC Gasket5 Rolls of Butyl Tape3 Metal Plumbing Roof Vents1 1/4″ Roller