A vent cap may include a hollow tube comprising a side wall defining at least one airway; a cap coupled to a first end of the hollow tube, the cap configured to deter one or more unwanted objects from entering the hollow tube through the first end; and a mesh material covering the at least one airway, the mesh material configured to allow air to pass through the at least one airway, the mesh material configured to deter the one or more unwanted objects from entering the hollow tube through the at least one airway. The vent cap may comply with one or more plumbing and/or building codes.