U need to know the specs before getting it. Pump rate etc...
I dont think he have a sump.. If he does, he would already asked for an internal skimmer instead of a HOB..
1 footer don think need much of huge powered skimmer.. just get a dymax iq5 skimmer or BM NAC QQ for better skimmate.
Boyu Skimmer
Dymax IQ5 Skimmer
Dymax XP-30
BM NAC QQ
Tunze 9002
Deltec MCE300