Blue-Tube UV from Fresh-Aire UV, 18-32 VAC power supply and 2 year UV-C lamp

Blue-Tube UV is the single most popular germicidal UV light product for HVAC systems in the world. Home owners breathe easy knowing that the air their family breathes is protected by this proven technology. Blue-Tube UV is the simple, safe, and effective way to keep your air system clean and improve indoor air quality.