I was at Quickgrow South on Tuesday, and he said that their bending shop got "shut down"

the best thing I saw was a perpendicular shade for $50, that I should be able to make fit with some tin snips.
I think if I remove the brace a pependicular type should work OK, just not sure what I will do for Actintic supplimentation?
Any thoughts on how far away a PC bulb should be from a 175 watt SE Bulb?
Has anyone ever gutted a coralife fixture and "retrofitted" it into a canopy?