trigger system ruby red 36s

[Ken Diedenhofer]

I have a trigger system sump and looking for the best or one of the best protein skimmer that will fix in it ? I have a 90 gallon tank above so that gives me about 150 gallons total any Suggestion ????
Was looking at vertex but the footprint seems to be to large and don't know if they will fit ???
Please help !!!