U.6399 3" extension unions available to lift height of tub filler

4" center-to-center

5 1/2" height

9.039297 NPSM to NPT adaptor available

For use with U.3530L, U.3531X, 3535L, U.3536X, U.3018LSP, U.3018LS and U.3019X tub fillers