Hidden mold is one of the most serious problems homeowners face because it often grows silently behind walls, under flooring, inside attics, and within HVAC systems. By the time visible mold appears, the damage may already be significant. Understanding the early warning signs can help you protect your home, health, and investment before the situation becomes costly. https://onthespotcleaners.wordpress.com/2026/02/18/warning-signs-of-hidden-mold-every-homeowner-should-never-ignore/