Thinking 96x48x30
Or 120x48x30
Ply....fiberglass.....gel coat ..... Then some sort of liquid rubber or apoxy?? Pond armor or ???? Hmmmm oh and what to seal my glass or acrylic? window
Or 120x48x30
Ply....fiberglass.....gel coat ..... Then some sort of liquid rubber or apoxy?? Pond armor or ???? Hmmmm oh and what to seal my glass or acrylic? window