Resideo 3/4" Aquastat Well (3" Long)

Features: Material: Copper Spud Thread Size: 3/4" x 14 NPT Insertion Length: 3" Insulation Depth: 3" Shell (internal diameter): 3/8" Bulb size: 3/8 in. x 3 in. (10 mm x 76 mm). Well size:3 in. (76 mm)