They are touted as disposable and even flushable, but disinfecting wipes are causing headaches for operators of city sewer systems.

The products appeal to consumers in part because of manufacturers’ claims that they can be conveniently flushed down the toilet. But their cloth-like material doesn’t break down in the sanitary sewer system like toilet paper and can block sewer lines, clog equipment and increase cities’ maintenance and repair costs.

Public works managers say the problem has worsened in recent years because more such products are available on the market and consumer demand for antibacterial products is growing.

Companies such as Cottonelle and Charmin have heavily promoted bathroom wipes, while some cleaning product manufacturers have advertised sponges that can be disposed of in the toilet.

Read More Wipes in the pipes snarling sewers.