Ventis AC02090 is a 4' Length of Insulated Flex Pipe For 5" Id Fresh Air Intake used on the HEI90

5" x 4' Insulated Flex Pipe use with HEI90,

This insulated pipe complies with HVAC type, ULC S110 and/or UL 181, Class 0 or Class 1

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.