Too soon to tell how effective it is. It is super bright and very easy to install. I had to remove a old humidifier that was leaking that's why my furnace doesn't look so great.
Verified purchase: Yes | Condition: Pre-owned
These work the best if install in front of air filter. Do not ever look at the light. Or touch the bulb with fingers.
Verified purchase: Yes | Condition: Pre-owned
Keeps the air fresh. No noise.
Verified purchase: Yes | Condition: New
Works well fighting airborne viruses.
Verified purchase: Yes | Condition: New
Verified purchase: Yes
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