Separator retaining plate, for vertical mounting of a separator TPS... for dividing the interior of the energy columns, the potential equalization is inevitable when inserted into the floor of the duct.certified! for energy columns: ESDB 133/... ESED 133/... ESDD 133/... Dimensions (approx. dimensions): 83 x 132 mm Material: Steel, strip-galvanized in accordance with DIN EN 10346