Rotometals.com

Magnesium Pencil Anode 1/2" NPT x 8" long used more in fresh water applications, such as water tanks.    

A Magnesium anode used more in fresh water applications, 2" NPT x 9" Overall length and 7.25" long Magnesium rod sticking out of threaded plug, +/- 1/8". Very popular in Data center Cooling...

A Magnesium anode used more in fresh water applications, 2" NPT x 10" Overall length and 8.25" long Magnesium rod sticking out of threaded plug, +/- 1/8". Other customs sizes available please email...

This magnesium anode is used more in fresh water applications - 2" NPT x 24" overall length and 22" magnesium rod - that remains exposed beyond the threaded plug - +/- 1/8". Other custom sizes...

A Magnesium anode used more in fresh water applications, 2" NPT with 5" long magnesium rod (6-3/4" overall length).        

A Magnesium anode used more in fresh water applications, 2" NPT x 8" Overall length and 6.25" long Magnesium rod sticking out of threaded plug, +/- 1/8". Other customs sizes available please email...

A Magnesium anode used more in fresh water applications, 3" NPT with 10" long magnesium rod. ~12 " overall length  Has a blue protective cap over the threads,     ~2.5" diameter...

Magnesium Pencil Anode 3/4" NPT x 10" long used more in fresh water applications such as a water tank.      

Magnesium Pencil Anode 3/4" NPT x 12" long used more in fresh water applications, such as water tanks.    

Magnesium Pencil Anode 3/4" NPT x 14" long used more in fresh water applications, such as water tanks.    

Magnesium Pencil Anode 3/4" NPT x 4" overall long, rod dia 0.7 to  0.84", Brass plug fitting.  Used more in fresh water applications, such as water tanks...

Magnesium Pencil Anode 3/4" NPT x 5" overall long, ~4" mag rod sticking out  rod dia 0.7 to  0.84", Brass plug fitting.  Used more in fresh water applications, such as water tanks...