This greatly decreases the cost of the fixture.
Build your own fluorescent light fixture.
This is great fixture for growing plants.
For t5 s and pc bulbs the wattages are basically equivalent.
Each letter will be constructed of 4 lights.
Now for building your own fixture.
A burnt out lamp is the most common reason any light fixture does not light.
From scratch without buying light fixtures and taking them apart.
Just attach the bulb ballasts plug it in.
You need to buy a spiral cfl with the proper wattage you want.
Or you can read the printing on the tube to identify the correct replacement type.
I want to use bulbs that are 2 4 feet long or what ever is easiest.
To replace remove the old tube and bring it to the hardware store.
Locate a ballast as i mentioned above i have been recently experimenting with using spiral cfl ballasts to power other bulbs.
This guide shows how to build a system that will fit for almost any growing needs indoors.