What does ugf stand for?
ugf stands for "Under Gravel Filtration"
How to abbreviate "Under Gravel Filtration"?
"Under Gravel Filtration" can be abbreviated as ugf
What is the meaning of ugf abbreviation?
The meaning of ugf abbreviation is "Under Gravel Filtration"
What does ugf mean?
ugf as abbreviation means "Under Gravel Filtration"
