fromEnglish Grammar Today
Furnitureis anuncountable noun:
The house has nofurniturebut we decided to rent it anyway.
Not:The house has no furnitures…
We commonly usepiece of furnitureto refer to one or more item or to refer to different kinds of furniture:
We need to buy a few morepieces of furniturefor the bedroom, say, a new cupboard and a bedside table.
See also:
Piece words and group words