Keep your shower performing like new with this replacement part for Waterworks 3/4" Thermostatic Cartridge, style 855191 (SKU 29-99396-53953). Engineered for reliable temperature control and smooth water flow, this high-quality cartridge offers a precise fit and long-lasting durability. Ideal for maintaining consistent performance and restoring full functionality to your Waterworks thermostatic shower system.. WATERWORKS  3/4 REPLCMENT THERMOSTAIC CARTRIDGE 
 
STYLE  
855191
SKU:
29-99396-53953