Some new sewer line graphics have been added to the free inspection gallery.

InterNACHI Inspection Graphics Library: Plumbing >> General >> residential_sewer_and_storm_water_systems-02.jpg

and

InterNACHI Inspection Graphics Library: Plumbing >> General >> common_residential_sewer_lateral-01.jpg

and

InterNACHI Inspection Graphics Library: Plumbing >> General >> sewer_backflow_valve-03-03__1_.jpg

Thousands more at InterNACHI Inspection Graphics Library: Collections .

Free.

very nice, thank you

Our free inspection gallery keeps growing: InterNACHI Inspection Graphics Library: Collections