How well does the Weber Summit hold heat? In this video, we smoke a brisket overnight to test it out. The Summit smoked at 225°F overnight for a total of about 15 hours on one load of charcoal. After smoking overnight, we even had about 1/3 of the original load of charcoal left!
https://www.bbqguys.com/bbq-grills-smokers/weber-summit-charcoal-grills?utm_source=youtube&utm_medium=org&utm_species=social-org-video&utm_term=post-recipes&utm_content=weber-charcoal-summit-brisket

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