What does the cryptic crossword clue "A good area for heat-retaining stove (3)" mean?

The definition is "stove". The wordplay uses acrostic. first letters of "A good area" = AGA; definition: "stove" The answer is AGA.

A good area for heat-retaining stove (3)

Daily Mail Cryptic #16975 | 26 Across | 2022-11-24 flower