The best replacement for dry filter is oiled.

The best alternatives to dry filter are rated as following:
★★★★★  oiled
★★★★★  sump
★★★★★  refugium
★★★★  canister
★★★  canister filter
★★  oil filter
  oiled filter
  cotton filter

Your alternative for dry filter is not listed? Suggest!
Speaking about dry filter, one probably shouldn't forget about protein skimmer.

Other search terms related to dry filter and their ratings are:
★★★★★ protein skimmer
★★★★ refugium
You have in mind a companion for dry filter and it is not yet here? Propose!



Google Trends

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dry filter
oiled
sump