need advice for flowering

so i'm using a euro reflector with a blue 125w CFL this is my reflector http://www.hydrohobby.co.uk/euro-reflector.html
so my plant is 3 weeks into veg and ive been reading red CFLs are better for flowering i want to buy this bulb http://www.ebay.co.uk/itm/POWER-PLA...A%2BFICS%2BUFI&otn=21&pmod=300863737823&ps=54
but I cant find out if it would fit in my reflector can anyone help?

I don't see why it wouldn't....

oh just checking want a stronger bulb for flower