Exterior walls and sliderooms are framed with studs set 16” on center, and residential fiberglass insulation is adhered in place between each stud.
The main floor is insulated with a layer of residential fiberglass insulation. The coach underbelly is also fully enclosed and heated with a dedicated duct.
A layer of fiberglass insulation and a layer of radiant foil insulation covers the full length of the roof.
The residential fiberglass insulation layer from the roof, continues all the way around to the bottom of the front wall.
A high performance furnace delivers 25,000 BTUs
of heating power.
Heated and Enclosed Underbelly with Suspended Tanks
Every Grand Design RV is backed with a class leading 3-year limited structural warranty. By selecting suppliers with similar philosophies, many components used on our coaches also carry an extended warranty through the component manufacturer.