I had run across this also which made me especially happy.
What's your take on this Glassdave?

several months? That sounds like PITA and many off us fussy types don't want our boats hanging out in or around somebody's shop for months (no offense)
I prefer it wrapped in swaddling blankets in my shop behind the house if you follow. LOL

Pox Blisters

Pox blistering, a more serious condition, occurs when a systemic break-out of hundreds of small gelcoat blisters covers the fiberglass surface. Pox blisters are more difficult to fix since grinding away and filling the blisters does not cure the problem. The underlying material is saturated throughout with the water-soluble chemical, and the entire area of gelcoat affected must be removed to allow it to dry for several months before applying a new gelcoat. According to "Sea" magazine, using inferior glycol or a fire-retardant chemical in the gelcoat during manufacturing causes most pox blistering.



Read more : http://www.ehow.com/info_8171973_cau...s-gelcoat.html