I used a high heat food grade sealant behind the door and all of my fasteners. i don't have a leak anywhere. And after 2 1/2 years and about 40 cooks still good. here's the link.
Here's another one that comes in different colors
2000 Weber Simpsons OTG
2010 22.5 WSM
Smokin' Bucky UDS
Early 70's Red Weber Statesman
1995 Red Weber Master Touch
2010 Brick Red Touch n' Go Performer