J-SEAL® CJ-212 BUTYL RUBBER & POLYOLEFIN BACKED WATERPROOFING AND EXTERIOR JOINT SEALING MEMBRANEClick on Image to view full screen  VIEW PRODUCT  BROCHURECORKJOINT J-Seal® CJ-212 Butyl Rubber & Polyolefin Backed Waterproofing and Exterior Joint Sealing Membrane is a special and unique system used to provide a permanent, flexible, water and soil barrier for joints in pre-cast elements,...

read more