Hi dizzee,
A Fulham Workhorse 2 ballast can handle up to 2X F21 watt T5 linear bulbs. Here is the Fulham configuration site, it also provides the wiring diagram: http://fulham.com/Find_Process.php
A Fulham Workhorse 2 ballast can handle up to 2X F21 watt T5 linear bulbs. Here is the Fulham configuration site, it also provides the wiring diagram: http://fulham.com/Find_Process.php