Septic tank

Septic Fossa in polyethylene monoblock opportunatamente rib in order to resist to the pressures of the interramento. The fossa it must introduce 2 screw covers for the inspection and the periodic withdrawal of money of mud. The fossa septic it will have to be equipped of a bocchettone of vent in correspondence of the income of the liquami and the escape and income tubes will have opportunatamente to be determine the proportions and equip you to you of packing in rubber.