Need a length of flex pipe for my wood stove,
will be running it inside an 8 inch existing flue because my insert stove is not drawing properly.
the 6 inch stainless flex pipe is $20 a foot. however the 6 in flex exhaust pipe for 18 wheelers is $10 a ft. any reason i cant use the less pricy pipe? is avail in galv, aluminized metal, and ss. which shoulf i use or does it matter.