Rubber membranes for autoclave systems. Acording to DIN standards made of butil and rubber. Black coloured rubber membranes are for fluids with temperature up to 100°C. It is not used only for heating systems and drinking water. Available also in EPDM rubber for use in food industries. Available volumes-capacity: 8L, 24L, 35L, 50L, 100L, 150L, 200L, 300L, 500L.