Barrier Setup and Pressure Verification Prevent Spore Recontamination After Treatment

https://telegra.ph/Clearance-Testing-Standards-Reveal-Why-Mold-Remediation-Isnt-a-Rip-Off-08-13

Mold does not truly go away without containment staging and rigorous zone validation. When a remediation team skips barrier setup sequences and pressure-check steps, spores escape the work area, recolonize cleaned surfaces, and the problem returns