A growing number of extinguishers are sold in finishes chosen to suit an interior: polished stainless, brushed chrome, gold, matt white, matt black. These are not a second colour code and they do not mean the unit contains anything unusual. The agent is identified by the coloured band or panel, exactly as it is on a red body, and reading the finish as the code is how a person ends up holding the wrong cylinder.
Why these exist
Hotels, restaurants, galleries and high end offices want the provision to be present and not visually loud. Manufacturers responded with decorative bodies carrying the standard agent band. The units are tested and rated exactly as their red equivalents are, and their labels carry the same class ratings.
The compliance question a duty holder should ask
Whether the unit still meets the standard and carries the correct band, and whether it can be identified at a distance in the room it is actually in. A polished body against a polished wall is harder to find in smoke than a red one, and signage carries more of the load in those rooms as a result.
What the older all over colours mean
On a genuinely old extinguisher, an all over body colour was the code: red water, cream foam, blue powder, black carbon dioxide. A modern decorative finish is not part of that scheme. If a building holds both, the practical test is the age and standard marking on the label, not the paint.
Signage does the work the colour used to
Where decorative units are used, the extinguisher point sign above each unit identifies what is there. Safety sign requirements exist precisely for the case where the thing itself is not self explanatory, and this is that case.
Questions people ask about silver fire extinguisher
Is a stainless steel fire extinguisher a water extinguisher?
Not necessarily. Stainless bodies are used for water, foam and wet chemical. Read the band and the label.
Does a gold fire extinguisher meet the standard?
It does if it is a tested unit carrying the correct band and class ratings. The finish is cosmetic and is not itself a compliance question.
Are decorative units more expensive to service?
The service is the same work. What changes is that damage to the finish is more visible, and some buildings replace rather than refurbish for appearance reasons.