vat:21 ✕ total-surface:unknown-help-us-by-suggesting-a-value ✕ average-maximum-temperature:21-8-c ✕ average-minimum-temperature:13-1-c ✕

Allow OR queries (select multiple values per filter)

When disabled: selecting a filter value replaces the current value.
When enabled: you can select multiple values for the same filter (OR logic).