The aerator has a few components the screen always goes in the aerator housing first i cant tell you the sequence after that there is usually some type of plastic disc then a rubber neopreme ring once you have that gently take the aerator assembly ( looks like a large wedding band) and slowly marry it to the faucet spout and turn clockwise slowly ( DO NOT CROSS THREAD) tighten with hand turn water on if it works ok then put paper towel around aerator ring u put on take vice grip or channel lock pliars and tighten more good luck...if assembly not right rearrange the pieces the screen is always the thing that goes in first
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The aerator has a few components the screen always goes in the aerator housing first i cant tell you the sequence after that there is usually some type of plastic disc then a rubber neopreme ring once you have that gently take the aerator assembly ( looks like a large wedding band) and slowly marry it to the faucet spout and turn clockwise slowly ( DO NOT CROSS THREAD) tighten with hand turn water on if it works ok then put paper towel around aerator ring u put on take vice grip or channel lock pliars and tighten more good luck...if assembly not right rearrange the pieces the screen is always the thing that goes in first