I've got a Weston Pro 2300 and highly recommend it. Don't waste your money on a throw-away sealer, spend the money once.
Team: Smitty's Real Pit BBQ
Superior SS-3 - Courtesy of Gainesville Jaycees and Superior Smokers
2 Custom Built Reverse Flow Stickburners
Weber 18.5" & 22.5" WSM
Weber 26.75" OTG & 22.5" OTS
Weber Blue 2000 Stainless Performer