The easy & cheap way to heat metal is with a forge. The expensive way [if used much] is with an oxy /fuel torch. For a few simple bends, the rosebud is the way to go.
A gas forge can be a simple as a box made of piled up insulating firebricks heated by a home made propane burner, weed burner or propane fueled lead melting torch.
Here is a guy who sells all the stuff You need to build one, including ready made burners:
http://www.zoellerforge.com/I build My burners a little differently, I think they work better. Kaowool is a superior insulation for forge building. There is a lot of usefull information at
http://anvilfire.comA Hosfeld bender is great on cold metal, and even more impressive on hot metal.
Shop built bending jigs for hot bending don't need to be extremely robust, as hot metal bends so much easier.