Can chips and dents in pipes be repaired?Yes, most of these types of issues can be repaired. Such repair work is often referred to as a "fill" or "patch." Most commonly, the repair is done with a compound made of wood dust and various binders that help adhere the "putty" to the pipe.
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If you decide to go ahead with repairs, there are many expert craftsman with outstanding reputations for quality work. They should gladly provide a quote for such a repair. Depending on the extent of the damage and who does the work, the cost should be quite reasonable.