Selkirk® by Duravent - Round Vent Vent Pipe, 3 in Dia, 12 in L

Selkirk® by Duravent - Round Vent Vent Pipe, 3 in Dia, 18 in L

Selkirk® by Duravent - Round Vent Vent Pipe, 4 in Dia, 12 in L

Selkirk® by Duravent - Round Vent Vent Pipe, 5 in Dia, 12 in L

Selkirk® by Duravent - Round Vent Vent Pipe, 6 in Dia, 12 in L

Selkirk® by Duravent - Round Vent Vent Pipe, 8 in Dia, 12 in L

Selkirk® by Duravent - Round Vent Vent Pipe, 4 in Dia, 60 in L

Selkirk® by Duravent - Round Vent Vent Pipe, 5 in Dia, 6 in L

Selkirk® by Duravent - Round Vent Vent Pipe, 6 in Dia, 18 in L

Selkirk® by Duravent - Round Vent Vent Pipe, 8 in Dia, 24 in L