what IS pump head?

[jaxx]

ok, is pump head the total loop lenght or the maximum distance from the lowest point in your loop, to the highest point in your loop(vertically measureing only)

or have i got the COMPLETE wrong idea?

thanks,
-jaxx

 

[reddhaus]

This should help.

http://www.aquariumpros.com/articles/headpress.shtml

It is cool when the paths of two of your hobbies cross.

 

[Erasmus354]

ok, is pump head the total loop lenght or the maximum distance from the lowest point in your loop, to the highest point in your loop(vertically measureing only)

or have i got the COMPLETE wrong idea?

thanks,
-jaxx

None of the above, yet all of the above

Read that linky provided for you, it should give you a better idea. In laymans terms, it is the ability of the pump to push against pressure...a good car analogy would be to compare pump head to torque.