Magnesium sacrificial anodes A sacrificial anode is essential to protect your hot water storage tank and should be checked and replaced regularly. Here you will find almost all standard anodes installed. Yours is sure to be there too ;-) Selection: Rod anodes Chain anodes (if the ceiling distance to the storage lid is small) connection type: Screw-in thread with seal Grub screw M8 x 30 Anode diameter: 21mm 22mm 26mm 33 mm 26/33 mm (chain anode: chain segments 33mm and anode piece on the grub screw 26mm) 26/22 mm (chain anode: chain segments 22mm and anode piece on the grub screw 26mm).
eBay