There is provided a weather proof pressure sensitive adhesive tape composition having 15 years or more dwell time in ambient conditions, comprising ambient humidity in the range of RH 30% to 100% RH including aggressive under water conditions, ambient pressures in the range of 0.75 bar to 1.5 bar at normal temperature, ambient temperature in the range of (−) 30° C. to 75° C. at normal pressure, ambient acidity and alkalinity in the range of pH 4.5 to pH 10.5 in water, ambient salinity of water in under water conditions of up to 1.2 mole equivalent of sodium chloride and ambient surface fluid resistance of up to 2.7×10−3 cubic meter per second per meter contact edge of the tape.