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- QS-style Copper Fitting Ada…
QS-style Copper Fitting Adapters
Use R20 QS-style Copper Fitting Adapter and appropriate QS-style Fitting Assembly to transition Wirsbo tubing to 1/2" and 3/4" copper fittings. Use R25 Copper Fitting Adapter with appropriate QS-style Fitting Assembly to transition from Wirsbo tubing to 3/4" and 1" copper fittings.
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