Comparison : Item # S11007, 3/4 x 3/4 x 1/2 Inch (in) Nominal Diameter Reducing Tee
Item # S12007, 1 x 1 x 1/2 Inch (in) Nominal Diameter Reducing Tee
Item # S12107, 1 x 1 x 3/4 Inch (in) Nominal Diameter Reducing Tee
Item # S13007, 1-1/4 x 1-1/4 x 1/2 Inch (in) Nominal Diameter Reducing Tee
Item # S13107, 1-1/4 x 1-1/4 x 3/4 Inch (in) Nominal Diameter Reducing Tee