This thermal jacket for the Yoder Smoker YS640 pellet grill helps maintain temperatures during cold winter months. Use less pellets and cook more efficiently. Three pieces fit around cooker body.

Use the thermal jacket only when cooking at 300-degrees-Fahrenheit or below. Sustained use at higher temperatures can cause the underlining of the thermal jacket to melt. Not compatible with Grease Shield.

Fits:Yoder YS640 Smokers