The Vail 36 delivers the beauty of hand-painted ceramic fiber logs and natural flickering flames to dens, halls, and even bedrooms. Vail 36 Fireplaces are rated at 36,000 Btu heat to keep a family room cozy and warm. The basic Vail 36 operates with a built-in modulating hydraulic thermostat that automatically manages the flame to maintain your preset room temperature. Includes: Black Frame, Hood, Louvers and Blower. Features: Model #: VFP36BP31LP. Fuel Type: Liquid Propane. Ignition Type: Millivolt Control. Empire contour burner system. Fixed fire screen. Matte black metal interior. Black unitized louvers. Black hood. Rock wool. Vent free units do not require any venting products. Specifications: Overall Dimensions: 39" (W) x 17.37" (D) x 37.75" (H). Rough Framing Dimensions - 39.5" (W) x 17.87" (D) x 38.25" (H). Viewing Area Dimensions - 36" (W) x 24.87" (H) (680" sq.). BTU: 36,000. Required: Must Choose Log Set to Complete This Unit. (Not Included, Sold Separately): Ceramic Fiber Fireplace 5-piece Log Set (LS30EF). Sassafras Refractory 30 inch 6-piece Log Set (LS30RS). Brick Liner and Logs are shown in image, however not included in this product.