If you are you looking for furnace vent pipe, then rigid stainless steel stove pipe will provide an exceptional alternative.
Made from 24 gauge stainless steel, it has the distinct advantage of never having to be replaced. Small or large vent size, are not a problem. Parts can even be custom made for unique situations.
Unlike traditional materials, stainless steel withstand the heat and corrosive elements generated by the furnace.
High efficiency furnaces are designed to keep the heat in the house and not let it go out the vent. The problem is, water vapor that is created can condense on the walls of the vent. The acid laden water can eat through galvanized of steel pipes.
Once the deterioration starts, it is only a matter of time and the pipes will have to be replaced.
Next time you replace your furnace exhaust vent, do it permanently with stainless steel furnace vent pipe.
It is typically manufactured in various sizes.
Sizes include: 3" and up, also elbows are available and tee's are available for barometric dampers or to use as an elbow with a clean out.