20 DFU (Drainage Fixture Unit) capacity. Complies to ASSE (American Society of Safety Engineers) Standard 1050 and 1051 for use a a secondary vent. One size approved to handle up to 3" vent pipe.

In stock
Color White
Size 2.7 In. L X 2.7 In. W X 4.5 In. H
Gtin 00038753390178
Mpn 39017
Condition new