Chimney Breast - attic room help

Covering the brick with plasterboard can be a good option, but there are a few considerations to keep in mind to avoid potential damp problems: Moisture concerns: Before you proceed with any wall treatment, it's essential to ensure that the underlying issue of dampness has been adequately addressed. Make sure that the chimney has been properly repointed and waterproofed to prevent any future moisture ingress. If dampness persists, covering the wall with plasterboard may trap moisture and lead to further problems. Ventilation: Ensure that the room has proper ventilation to prevent condensation buildup, which can also contribute to dampness. Proper airflow will help keep the room dry and prevent moisture-related issues. Damp-resistant plasterboard: If you decide to go with plasterboard, use moisture-resistant or damp-resistant plasterboard to minimize the risk of water damage. These types of plasterboards have additives that make them more resistant to moisture and less prone to crumbling or warping. Insulation: Adding insulation between the plasterboard and the brick can help improve energy efficiency and reduce the risk of condensation forming on the colder surface of the brick. Professional advice: It's a good idea to consult a professional builder or contractor who can assess your specific situation and provide tailored advice based on the condition of the chimney and the wall. In terms of making the space look and feel more solid, you have a few options: Install shelves or storage: If you have an untidy corner, adding shelves or built-in storage can both improve the aesthetics and provide functionality to the space. Accent wall: Consider using decorative materials like stone veneer or reclaimed wood to create an accent wall around the chimney breast. This can add a touch of elegance and make the wall a focal point of the room. Wall cladding: Another option is to use wall cladding materials like panels or tiles to cover the brick. These come in various designs and can help create a more finished and cohesive look. Decorative finishes: You can use decorative plaster or textured paint to add dimension and character to the wall surface. Remember, any major changes to the chimney breast wall should be approached carefully, and it's crucial to address any underlying issues before proceeding with cosmetic improvements. Seeking advice from professionals will ensure that the work is done safely and in a way that enhances the overall aesthetics and functionality of the room.

The problem comes from the external chimney it could be the lead back gutter,flashing or soakers , I doubt the front apron.. Failing that ridge hog backs or just broken tiles penetrating onto the roofing felt… You can also check chimney cowls and lead Tray.. That’s my answer don’t cover a problem with another problem..If it’s damp you have water penetration…

Can't provide a better solution