Manufactures of SPUN TYPE R:C:C NP2, NP3,NP4 Hume Pipe , Concrete Septic Tank, Interlocking Block , Water Tank & Sump ,Fence Post ,Cement Block & All Concrete Products FACTORY : “DERANA” Kahatapitiya Road , Kaluaggala , Sri Lanka. Tel : 078 5126940 Branch : “Derana”, Negambo road , Seeduwa 077 1126945 Branch : “Derana” , Kiribathgoda 077 1919097 Branch : “Derana” , Kaluaggala 078 5126940