You Fixed Your RV AC Ductwork — Don't Forget About Fuel Security

## You Fixed Your RV AC Ductwork — Don't Forget About Fuel Security **If you've invested in CoolAir ductwork, you understand the value of fixing factory shortcomings.** Your RV's AC wasn't optimized — so you upgraded it. Your fuel system has the same problem: the factory left your cap completely exposed. ### Factory Shortcomings Smart Owners Fix | Problem | Factory Issue | Fix | |---|---|---| | Uneven AC cooling | Poor ductwork | CoolAir ($150–$300) | | Exposed fuel cap | No fuel door | RV Fuel Vault ($99.95) | | Tire safety | No monitoring | TPMS ($150–$400) | | Power protection | No surge guard | Surge protector ($100–$400) | ### Same Kind of Upgrade, Same Easy Install - **CoolAir:** Comfort inside → 1–2 hours - **RV Fuel Vault:** Security outside → 8–15 minutes Both bolt-on, basic tools, zero permanent modifications. ### The RV Fuel Vault - Locking fuel door with tamper-resistant keyed lock - Fits Ford E-350, E-450, F-550, F-600, F53, Workhorse, Ram 5500 - Starting at $99.95 **[Complete your rig upgrades →](/#pre-order)** *Patent Pending · Made in Sarasota, Florida*