to BP.net. I wish you could have came here under happier circumstances.
As for the snake in question, blisters are usually caused by thermal burns. Since the blisters seem to have "popped" now there is a greater chance for infection to set in, if it hasn't already since it's been almost 2 weeks already, and a vet trip should be made asap for antibiotics
If they arent using a heat rock, then I would suspect an un-regulated Under Tank Heater, if that is what they are using...
I hope the little guy pulls through...