Depends on what and how you are cooking with for the chips after 4 hours. Turkey will still need chips after 4 hours, for example. Depends on IT.
Homemade Wood Smokehouse, Charmglow gasser, Smoke Hollow, UDS, dual chamber homemade grill, Uline Weber Kettle
Certified MOINK Baller
UNLINED DRUM KING OF CHICAGO AREA
Scrap Iron Chef