Whether you want to add a new style to your bathtub or replace a rusty older unit, replacing a tub spout is a simple project that can be completed in very little time. Simply choose the finish that works best with your shower. This Westbrass 5-1/2 in. long unit, provides a spout with a shower head diverter. Tub spout unthreads by turning counterclockwise from affront rear 1/2 in. or 3/4 in. IPS pipe nipple. Replacement spout threads back on again, using the 3/4 in. rear mount threads without adapter, or 1/2 in. IPS with adapter.