A tank assembly. Said tank assembly comprises a one or more blister assemblies, a shell assembly, a one or more air inlet hoses, a one or more spray equipment and a slurry mixture. Said one or more blister assemblies comprises a first blister assembly and a second blister assembly. Said one or more blister assemblies comprise a one or more draw tubes, a one or more cone flanges, a one or more head assemblies, a one or more shells, a one or more cone assemblies, an air line assembly, a one or more snorkel assemblies, and a separation distance. Said one or more draw tubes comprise a first draw tube and a second draw tube. Said separation distance between said one or more draw tubes is configured to allow said one or more spray equipment to rotate freely on said one or more draw tubes without interfering with one another.