Wavin Connector, female thread - brass 
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Wavin Connector, female thread - brass

WH
Price (each):
3133699 16mmx 1/2'.  $30.87 
3133702 20mmx 1/2'.  $37.50 
3133710 20mmx 3/4'.  $45.90 
3133729 25mmx 3/4'.  $50.73 
3133737 25mmx 1'.  $67.32 
Plumbers Tape.  $0.54 

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Wavin Connector, female thread - brass