The most common and most likely answer to this crossword clue is the 9 letter word ROUGHCAST
I've seen this crossword clue in Financial Times
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More clues leading to the result ROUGHCAST
Buddy explains!

The straight part
We know that "may be seen at front of house" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case may be seen at front of house = roughcast.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does ROUGHCAST mean?
ROUGHCAST noun- A crude model.
- A rough surface finish, as of a plaster or stucco wall.
- A mixture of pebbles or similar material used to finish a plaster or concrete wall.
- To shape crudely; to form in its first rudiments, without correction or polish.
- To apply a roughcast finish to.
- Unpolished.