Long/Tall Heater Help

[starzfish]

Hi,
How do I install a long/tall heater that isn't submerged if vertical? Even though directions say not to put it horizontal, could I still do it?

 

[CaptainBarnicles]

No. You'd have to buy a shorter one

 

[CaptainBarnicles]

Or you could angle it so that the top is still higher than the bottom