Toc-Duo-3 Heating oil filter and heating oil deaerator combination DN 10, tank side G ⅜ IT, burner side G ⅜ ET, with filter insert made of sintered plastic 25-40 µm - Oventrop
Aquanova Magnum Water filter with internal thread DN 50, Rp 2, PN 16, with transparent plastic cup, 95 - 140 µm - Oventrop GmbH & Co. KG