Specifications︰ U SHAPE UV BULBS FROM 18W-96W
"U" Lamp . 7 1/8 inches long. 18 watt. Ozone splice at 5 inches (one side) 4 pin single ended
Part number:#2265
U" Lamp. 6 3/4 inches long. 18 watt. (no ozone) 4 pin single sided.

Advantages︰ 60 - GPHU-171/T5/VH/4P 57mm Ozone 18watt "U-shape lamp"
Part # 1987

60 - GPHU-171/T5L/VH/4P 110mm Ozone 18watt "U-shape lamp"
Part # 2265

30 - GPHU-171/T5P/4P 18 watt "U-shape lamp"
Part # 2119