removing Super Shute 90 bailer

Greetings , I’m attempting to rebuild or replace my Super Shute bailer and it seems like it’s kind of glued in there rather well. I’m wondering if I can use a heat gun to break the seal or if anybody has any other ideas about helping me get it out without destroying the hull ? I also have several osmosis bubbles that I am grinding down and draining and going to refill. I was wondering what everyone thought about using interlux 2000e with a catalyst as a primary coat and then put in...

removing Super Shute 90 bailer