... tankA new product, GRAD water tank, the stainless steel water tank makes use of special technology into stainless ... or 316.Support:External: 304 stainless steelInternal: stainless steel 304 tie-rods or tie-bars.Size of panels: ... internally.Flange:inlet, outlet, drainage, overflow (stainless steel 304)Ladders:External:stainless steel.Internal: stainless 304.Characteristics:stainless, no distortion, no ...