oil burner size

[erhino10]

can someone please tell me how big of an oil gun they use to fire a 4x12 drop flue i am retro fitting mine and would like some info.

[Brian]

You need a carlin 701-702 or a carlin 801. these have high and low fire switch.

[Smith's Maple]

I ran a Carlin 701 on my 4 x 12. I used the largest recommened nozzle size.