UV Light: The Secret Weapon Against HVAC Mold! #shorts
16 Mar 2026 · 1 min

0:40
Derek Cole explains how UV light installed in HVAC systems kills mold and microbial growth on coils and drip pans. Mold thrives in dark, damp spots the same way moss grows on the shaded side of a tree. UV light brings the germ-killing power of sunlight into those hidden areas.










