AF Supply - Z-Flex 2SVEVDP05 Single Wall Drain Pipe - Horizontal or Vertical Applications

Vertical Drainpipe with Condensation Drain, Single Wall, Class II, III, IV Stainless SteelVarious diameters from 3', 4' 5' up to 14' Use this part to drain condensate from high-heat appliances, especially 'non-condensing' tankless water heaters. Condensate drain tube is sold separately here. Even if the drain is plastic and is impervious, local building code may require use of a neutralizer.