Long Shank Thru-Wall Ports (pair)

These ports are required for a tub wall thickness greater than ¾ in. up to 1-¾ in. thick (wooden tubs). The flexible neoprene sleeve bends to accommodate the angle of the pipe between Chofu heater and tub. These ports also receive optional threaded plugs with O-ring seals for freeze protection. Require a hole size of 2-³/₈ to 2-¹/₂ in. diameter. Two ports are required with a Chofu heater.