- Typical capacity
- Holding tanks in this class commonly range from 100 litres to several thousand litres; 250 litres is a common smaller-to-medium size.
- Material construction
- Typically constructed from food-grade stainless steel (e.g., 304 or 316) for hygiene and corrosion resistance.
- Lid type
- Units of this type commonly feature removable top-mounted lids, which can be hinged or fully detachable for cleaning and access.
- Discharge outlet
- Commonly fitted with a bottom or side discharge outlet, with sizes typically ranging from 25mm to 75mm depending on viscosity.
- Agitation
- While not always present, some holding tanks may feature an agitator for mixing, which would typically require a 3-phase electrical supply.
- Temperature control
- Some units may incorporate jackets for heating or cooling, which would typically require a steam, hot water, or chilled water supply.