Adjusting height level is easy and convenient. Simply detach and attach springs as needed with no tools required Heated with adjustable thermostatic control, temperature range of 100 degree F to 175 degree F Easy glide design is non-stick for smooth, accident-free operation All 4" swivel casters, 2 with brake, allow easy maneuverability All welded stainless steel construction increases durability and is easy to clean and sanitize For heated models each dispenser features its own thermostatic control to manage and adjust temperature Dispensers have 25" stacking height capacity