Aquascape EPDM Liner Seam Cover Tape, One-Sided, 6-Inch by 100-feet, PRO Grade, Black | 22005 QUALITY - Premium adhesive EPDM seaming tape for joining pond liners FLEXIBLE - Stays flexible in very cold weather, preventing cracking LIFETIME - Creates a lifetime waterproof seal PROFESSIONAL GRADE - Used by contractors and DIY Hobbyists world wide Prep surface with QuickPrime Plus EPDM Tape Primer