1. Gaskets for Channel Plate for HX Model NT150S, gasket, material NBR, Make Kelvion, 2. Gaskets for end Plate for HX, Model NT150S, gasket material NBR, 3., Gaskets for Channel Plate for HX Model VT40, 4. Gaskets for end Plate for HX, Model VT40, 5. Glue, for NBR rubber gasket for HX Model VT40 and NT 150S, in 1 Kg packet