The best replacement for suction is pressure pool cleaners.

The best alternatives to suction are rated as following:
★★★★★  pressure pool cleaners
★★★★  airflow
★★★  forceps
★★★  gravity filtration
★★★  water seal
★★  robotic pool cleaners
★★  pressure pool cleaner
★  gravity spray gun
★  gravity fed
★  closed suction
★  endotracheal suction
  gravity feed
  continuous suction
  split case pump
  gravity spray guns
  split case
  gravity airbrushes
  intermittent suction
  wet suction

Your alternative for suction is not listed? Suggest!
Speaking about suction, one probably shouldn't forget about meconium aspirator.

Other search terms related to suction and their ratings are:
★★★★★ meconium aspirator
★★★★★ lavage
★★★ ng tube
★★★ chest tube
★★ yonker
You have in mind a companion for suction and it is not yet here? Propose!



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suction
pressure pool cleaners
airflow