Home / Media / Video / GRAFF's Progressive Cartridge Latest GRAFF - An Ode To Craftsmanship GRAFF's Luxurious Designs GRAFF's Art of Bath A Story of Inspiration Mr Meloda on GRAFF Finishes GRAFF's Progressive Cartridge GRAFF Around the World Discover the M-Series: Modularity and Functions M-Series Features and Installation GRAFF Aqua-Sense Shower Media / Video Video 06/03/2019 GRAFF's Progressive Cartridge How does a progressive cartridge work?