Mould Discussion Group is an online forum and information resource associated with Building Forensics IAQ. It provides a space for people affected by mould or building-related illness to ask questions, share experiences and offer support. The group welcomes a range of opinions and comments, with moderation focused on abusive or potentially problematic content. Visitors can read discussions and blog articles without registering, while registration is required to post or comment.

The site also features a Building Forensics blog covering topics related to mould, indoor air quality, building defects and health concerns. Articles discuss subjects such as mould testing, humidity, mycotoxins, immune health and remediation, alongside case-related reports and personal perspectives. The group’s administrator describes having decades of industry experience and personal experience with illness, informing the site’s supportive focus. Together, the forum and blog offer a place to explore questions, exchange information and learn about mould and building-related concerns. The website also provides account access and registration, a topic search, and a contact route for Building Forensics.