Ultravation - UltraMAX UME-2000 UV Light Bulb for Germicidal Air Treatment Select Product Below:Shatterproof +$9 Output uW/cm^2 @ 1m: 80

Output uW/cm^2 @ 1m: 80

The Plusrite - GPL18 UV Light Bulb For Germicidal Water Treatment has four pins in a straight line on a single end 2G11

Total Overall Length (TOL): 14

PurTest PT-12

2 Pin G23 on a Single End - 9 Watt Germicidal Air

Ultravation - UltraMAX UME-2000 UV Light Bulb for Germicidal Air Treatment Select Product Below:Shatterproof +$9 Output uW/cm^2 @ 1m: 80Guaranteed Replacement Ultraviolet (UV) Bulb 4 Pin in Straight line on a Single End 2G11 U bend tube 18 Watts 8. 66 Inch Length Lamp Worry Free Performance for 1 Year Specifications: Wattage: 18 Watts Wavelength range: 254NM Length: 8. 66 inches (220mm) Base: 4 pin on a single end 2G11 Base Material: Ceramic Bulb Shape: Twin Tube T16 Average Lifespan: Up to 10,000 hours System Application: UltraMAX Economy UME 2000 UltraMAX Economy UME2000 UltraMAX