Travis Industries 1080 Owner's Manual page 21

Mileage or service charges are not covered by this warranty. This charge can vary from store to store.
Exclusions
Adjustable Air Restrictor, Pressure Relief Mechanisms,
Barometric Control Mechanism (for models with
Remote Heat Ducts), Glass Attachment Mechanism
Exclusions
Exclusions
Check with your dealer in advance for any costs to you when arranging a warranty call.