TPD is butterfly with the ability to use as control valve or valve, is the perfect complement to the existing range of products, due to the unique performance – body, disc and seal made of heat-resistant steel grade 1.4828. Butterfly valve works so perfectly in exhaust systems (temperature above 500 C). For more details see the data sheet TPD-ds, to be downloaded from this page. Please do not hesitate to contact our local representatives or directly our Sales Department if you require further information