Ventis AC01214 is an Offset Liner Adaptor used on the HEI90, HEI170, HEI240, and HEI350
When the insert outlet collar does not line up with the chimney flue, the AC01214 with a 5-7/8" offset provides a smart add-on to simplify the installation of your wood burning insert by allowing an offset of the liner system for greater flexibility.
Carcinogens: This product can expose you to chemicals including Lead, which is [are] known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov.