Bissell 94003 ProHeat 2X Select Pet Deep Cleaner The ProHeat 2X Select Pet Deep Cleaner removes stubborn pet stains, tracked in dirt, and tough pet odors. Bissell is the only brand with a patented builtin water heater which continuously heats hot tap water to 25 degrees hotter for maximum cleaning. 2X DirtLifter power brush is tough enough to remove deep down dirt yet gentile enough to groom your carpet for professional style results.