A properly installed radon system includes airtight sealing of cracks, cold joints

https://dust-newt-144.notion.site/A-code-compliant-radon-mitigation-system-includes-labeled-piping-exterior-rated-fans-31b6104ea5d2802fadebd8bcc563ad03

A properly installed radon system includes airtight sealing of cracks, cold joints, and utility penetrations to prevent radon from bypassing the suction field.