FP28/835/ECO (2 Pack) 28 Watt T5 Fluorescent Tube Light Bulb F28T5 28W – 3500K Replaces F28T5/835 FL28/T5/835 F28T5/835/ENV F28T5/835/ALTO F28W/T5/835/ECO
These light bulbs are hard to find in Home Depot or Lowes and the work great if this is what you need.
The title says 46 inches but technically it is 45.8 inches in length, diabeter is 0.625 inches (basically 1/2 inch)
Delivery is fast
Amazingly, they did not break.