254 Chapters (Ongoing) - Webtoon version
22 Volumes (Ongoing) - Manhwa version
https://www.mangaupdates.com/series/0zgcunn/the-house-of-a-conservator
Volume version Licensed by Ablaze. First volume out Jan 2023 for $20.
https://www.ablaze.net/products?p=G9781684970964
House of the Restorer