XL Reducer Application Potable Water Fitting Side A Connection Type Press-Fit Fitting Side B Connection Type Press-Fit Fitting Side A Copper Tube Size 4 in Fitting Side B Copper Tube Size 2 in Fitting Material Copper O-Ring Material EPDM Specific Fitting Shape Straight Reducing Connector Overall Length 6 in Maximum Operating Pressure 200 psi Maximum Operating Temperature 250 Degrees F Standards ASTM B75 ASTM B88