The utility model discloses a waterproof convex adhesive tape of parapet, include the adhesive tape body, be located adhesive tape body orientation wait to pour the parapet one side and with the length assorted bulge of adhesive tape body, bulge has the cavity that runs through its length direction, the adhesive tape body has an incision, the incision is followed the thickness direction of adhesive tape body runs through the adhesive tape body and with the cavity intercommunication. The waterproof convex adhesive tape of parapet of this embodiment can entrust the rubber mill to carry out batch production, processing. This product rubber adopts EPT rubber, and this type of rubber is water -fast, corrosion -resistant, ageing -resistant, chemical stability, and through microwave curing technology one shot forming, attractive on the surface cleaners and polishes have good elasticity. Have that the operation is simple and easy, low cost, beneficial effect such as pleasing to the eye effective.