The most common and most likely answer to this crossword clue is the 4 plus 4 letter word HOME HELP
H
O
M
E
H
E
L
P
More clues leading to the result HOME HELP
- Care worker‘s flat support?
- Family backing for a council employee
- Carer having seat on May Day!
- In service daily
- In collaboration daily
- Weed holding mediocre record in hand?
- In endless eternal torment, quietly provide assistance to the housebound
- Domestic upheaval for Poet Laureate, what with dash to Ohio
- Mop he twice wielded round top of loo to make cleaner
- Care assistant in hospital regularly feels pressure
Buddy explains!

The straight part
We know that "cleaner" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case cleaner = home help.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.