U Notch

[wivers]

What differe
nce is a U notch trowel to a normal trowel?

 

[Leatherface]

Better, deepr bed - more coverage

 

[Dan]

What do you consider to be a normal trowel?

Generally, the large U notches (20mm) can be used as a thick-bed solid-bed trowel. The smaller, say 6mm notches can be used for walls but only in dry areas as it doesn't leave 100% coverage.