Description: height of the centre of the exhaust pressure gauge; Name: height of exhaust pressure gauge 
Description: Height of the zero or centre position of the outlet manometer, or other point as defined by the manometer calibration ; Name: Height of the outlet manometer
Description: additional information for the product name of the sealing to be able to distinguish - for a product family or for special design (variants) - the products from each other; Name: Type description of the sealing