This multi-roll case of butyl tape sealant supplies ample stock for comprehensive RV roof and exterior sealing projects. Each 30-foot roll contains 100-percent solid synthetic polymer that bonds firmly to aluminum, glass, galvanized steel, and porous surfaces. The tape remains flexibly sealed at any temperature and gains strength as it cures. No painting is necessary, and the complete case of 20 rolls delivers 600 total feet of coverage protected by a 15-year manufacturer warranty.

• 30-foot rolls × 20 per case (600 total feet)
• 100% solid butyl polymer tape
• Permanent flexibility; strengthens with age; 15-year warranty