20.0 Gallon Tank Volume, 100 PSI Max Working Pressure, 200F Max Operating Temperature, Non-ASME Construction, Lead Free Potable Hot Water Diaphragm Expansion Tank Factory Precharged to 38 PSI (Model PT-42V)

34.0 Gallon Tank Volume, 100 PSI Max Working Pressure, 200F Max Operating Temperature, Non-ASME Construction, Lead Free Potable Hot Water Diaphragm Expansion Tank Factory Precharged to 38 PSI (Model PT-60V)

44.0 Gallon Tank Volume, 100 PSI Max Working Pressure, 200F Max Operating Temperature, Non-ASME Construction, Lead Free Potable Hot Water Diaphragm Expansion Tank Factory Precharged to 38 PSI (Model PT-80V)

62.0 Gallon Tank Volume, 100 PSI Max Working Pressure, 200F Max Operating Temperature, Non-ASME Construction, Lead Free Potable Hot Water Diaphragm Expansion Tank Factory Precharged to 38 PSI (Model PT-180V)

86.0 Gallon Tank Volume, 100 PSI Max Working Pressure, 200F Max Operating Temperature, Non-ASME Construction, Lead Free Potable Hot Water Diaphragm Expansion Tank Factory Precharged to 38 PSI (Model PT-210V)

2.0 Gallon Tank Volume, 1/2" Male NPT System Connection, 100 PSI Max Working Pressure, 240F Max Operating Temperature, Non-ASME Construction, Hydronic Heating Diaphragm Expansion Tank Factory Precharged to 12 PSI (Model HFT-15)