Our 3M™ Heavy Drip-Chek™ Sealer is a heavy-based sealer specifically designed for filling exterior auto body definition seams including roof drip rails on older vehicles. Weather-resistant sealer is non-sagging ™ ideal for vertical seams ™ and adheres to metal, rubber, glass and painted surfaces. It can be applied up to 3mm wide. Controlled shrinkage provides excellent visual definition seams.