So here’s an update. The 750g exploded once l filled it with water. It only held water for two hours. Thank God no one was hurt. My son and l had just stepped out of the garage when it blew. The tank must have been too old. I’ve never seen anything like it. It blew a hole, and not at the seems.
View attachment 1398848
View attachment 1398849
View attachment 1398850
Thats fricken crazy!