S12-18-12.5X21-05A1 2 inch tube, 1 row, 8 fins per inch, 12. 5 inches tall by 21 inches inches wide headered hot water booster coil with slip & drive casing and 0. 75 inch MPT connections.

5 inches tall by 32 inches inches wide headered hot water booster coil with slip & drive casing and 1 inch MPT connections

10 inches tall by 11 inches inches wide non-headered hot water booster coil with slip & drive casing and 1

5 inches tall by 35 inches inches wide non-headered hot water booster coil with slip & drive casing and 1 inch MPT connections

5 inches tall by 12 inches inches wide non-headered hot water booster coil with slip & drive casing and 1 inch MPT connections

10 inches tall by 31 inches inches wide non-headered hot water booster coil with flanged casing and 0

5 inches tall by 31 inches inches wide non-headered hot water booster coil with slip & drive casing and 1

10 inches tall by 20 inches inches wide non-headered hot water booster coil with flanged casing and 1

5 inches tall by 27 inches inches wide non-headered hot water booster coil with slip & drive casing and 1

5 inches tall by 35 inches inches wide headered hot water booster coil with slip & drive casing and 0

10 inches tall by 16 inches inches wide non-headered hot water booster coil with flanged casing and 1

10 inches tall by 21 inches inches wide non-headered hot water booster coil with flanged casing and 0

15 inches tall by 15 inches inches wide non-headered hot water booster coil with slip & drive casing and 1 inch MPT connections