I sandblasted my pipes and sent them to JET-HOT ceramic coatings in Arizona. www.jethot.com Sincerely, Michael Pack kKoncelik@xxxx wrote: >The pipes you saw on E-bay are mine and yes they are sandblasted. ?The old >pipes usually look very discolored and as you all know I like nice shiny pieces. The pipes can be clear coated and that will make them last longer or if left they will eventually start to oxidize again.