fwiw, a 200w heater is most likely going to be a problem wrt controlling chamber temperature. It would take a really large chamber in a really cold ambient to use half of that power and from others' experiences the controller will ping-pong between heating and cooling.
(And I love Edison bulbs! In the right fixtures they can take a room back in time)
Cheers!
(And I love Edison bulbs! In the right fixtures they can take a room back in time)
Cheers!