Unusual chimney breast opening

Stevie 62

New Member
Hello there, l am a plasterer and live in Huddersfield and have been in the trade 30 years. I've opened a chimney breast for a feature and come across the following. Ideas please.
 

Attachments

  • 20220819_122013.jpg
    20220819_122013.jpg
    1.4 MB · Views: 119
Hello there, l am a plasterer and live in Huddersfield and have been in the trade 30 years. I've opened a chimney breast for a feature and come across the following. Ideas please.
It’s pretty simple on what to do, but what are your plans with it?
 
Top