LSE Lighting 2Pack Replacement for Lennox 64x56 Healthy Climate UV2000-2 System Brand: LSE Lighting - Pack of 2 Bulbs Length: 16", Base Type: 4pin (with retaining ring for mounting) Bulb Type: T6 Style Quartz Glass - Bulb Type: Germicidal UV Tube Light This UV replacement lamp by (LSE Lighting) is 100% compatible for use with 64x56 Healthy Climate UV2000-2 System. All lamps listed are compatible brand (LSE Lighting) UV products. We do not sell Lennox brand lamps. All Lennox brand names, trademarks and logos are property of Lennox.