May 15, 2022 · 2. Jayco Redhawk 26XD. Another popular and one of the best insulated RV is Redhawk 26XD by Jayco. This RV has some unique and wonderful features that you will be unable to find in most other travel trailers. If you are one of those people who love to spend cold nights out, you will love the Jayco Redhawk 26XD.