You should be able to get those computer fans at Walmart.
I had my JBJ 28 for over 8 yrs, in that time the ballast also failed and I had to remove the on/off switch and by pass the switch but it worked until I finally took the tank down and replaced with the JBJ 20 RL, then the JBJ 30 RL, now the JBJ 45 RL.
I had my JBJ 28 for over 8 yrs, in that time the ballast also failed and I had to remove the on/off switch and by pass the switch but it worked until I finally took the tank down and replaced with the JBJ 20 RL, then the JBJ 30 RL, now the JBJ 45 RL.

