If you''re looking for stunning, realistic open flames that are safe to the touch, Dimplex''s Opti-Myst cassettes are for you. They can be built into walls, cut-outs or custom mantels for an elegant and modern finish in your home or commercial space. Many customers combine several units for a truly dazzling linear centerpiece.Opti-Myst itself produces no heat, you can safely run your hands through the flames (a great party trick!), so it''s totally safe for children, pets, and visitors in commercial spaces. This unit has optional crackle sounds for added realism.The best part? It''s plug-and-play. No venting, no gas line hookup, and no holes in the walls. Just safe, stunning fireplace ambiance at the flick of a switch. So go ahead, play with fire.InstallationWiring: Direct-wire. Conversion Kits are available if you wish to plug into a 120V outletFueling: Refill the water reservoir after 12 hours of operation. Plumbing Kits are available if you wish to connect to a water supply for continuous useLog Sets are also available. Add some rustic charm to your Opti-Myst fire!Fireplace FeaturesOpti-myst flame effect, a cutting-edge ultrasonic technology that uses a fine mist and halogen lighting to mimic flames and smokeRemote control operates heat and smoke-effect settings12 hours of operation per water tank fill-upMultiple 20" (50.8 cm) and 40" (101.8 cm) cassettes can be combined in series to achieve the desired length for dramatic linear installations impossible to achieve with gas firesThe crackle of a real wood fire, adjustable with remote controlEnergy efficient with a low carbon footprintDimensions: 20" W x 9" H x 12" DWeight: 24 lb2-year warranty