refurbishing
re-fur-bish-ing
noun
The process or activity of renovating and improving something, often a building or item.
"The complete refurbishing of the hotel took a year."
verb
The act of cleaning, repairing, and redecorating something to improve its condition.
"They are refurbishing the old school building this summer."
Thesaurus
Synonyms: refurbish, renovate, freshen up