This butyl tape sealant provides durable, long-term waterproofing for RV roof seams, windows, doors, vents, and penetrations. Manufactured as a 100-percent solid preformed tape, it bonds permanently to aluminum, glass, galvanized steel, and porous surfaces. The material retains flexibility across all temperature extremes and improves in adhesive strength over time. No painting is required, and the product carries a 15-year warranty. This case includes 12 rolls.

• 30-foot rolls × 12 per case (360 total feet)
• Permanent flexibility; improves with age
• Butyl polymer compound; 15-year warranty