Resists tears, mold and mildew. 

UV treated for longer life.16 year life expectancy. 

Tight weave prevents small debris from reaching pond water. 

Ult0610: 6' x 10' 

Ult1010: 10' x 10'

Ult1020: 10' x 20' 

Ult2020: 20' x 20' 

Ult2030: 20' x 30'