The Willenhall resident had put their barbecue on flammable felt which risked igniting a blaze which could have set the entire building on fire.
Willenhall Fire Station posted pictures of the incident above a shop in Upper Lichfield Street.
Willenhall Fire Station tweeted: "Red Watch attended this incident with colleagues from @WMFSBilston, incident was a bbq on a first floor window sill covered in felt. Please be careful with bbq’s and ensure they’re sat on a non flammable surface in open air away from any buildings."
