A study in refined glamour, the RSVP Bath Collection combines stately curves with luxurious flourishes. For use with MultiChoice Universal Rough Independent temperature and volume control Two-function 5 7/8 Inch x 3 7/8 Inch raincan showerhead; 2.5 gpm @ 80 psi, 9.5 L/min @ 550 kPa RP74785 extension kit extends rough installation up to 1 3/4 Inch TEMPASSURE THERMOSTATIC SHOWER ONLY