modeltrainsparts posted:While balsa does an OK job, it often requires a lot of filling and sanding to get the desired effect. For a few pennies more try using basswood (available online or at hobby shops specializing in model aircraft); methinks you'll be happier with it.
I've used both before. LHS had balsa in stock that was in the dimensions I needed so I went with that. It's just trim on the building so I'm not too concerned about filling and sanding, as it's not a huge area. Most of the exposed surface is birth plywood, which is smooth to begin with.
