Dimplex Optimyst RGB Cassette 20" Built-In Water Vapor Fireplace

The Dimplex Optimyst RGB 20″ Built-In Cassette delivers breathtaking three-dimensional flames and smoke using patented water-vapor technology. This modular insert offers full RGB color control through a remote or mobile app, allowing you to match the flame color to your mood or décor. It features a customizable modular design — spacers let you adjust the flame shape and width, and you can connect multiple units for custom linear setups. Safe, vent-free, and maintenance-friendly, the Optimyst Cassette brings elegant ambiance to any space without the need for traditional fuel or venting.

Features

• Realistic 3D flame and smoke created with water vapor
• Full RGB flame color control (natural, blue, violet, red, aquamarine)
• Adjustable flame intensity and shape using included spacers
• Crackling fire sound with adjustable volume
• Modular design: connect multiple units for longer linear installations
• Continuous water supply option (plumbed) or manual refill
• Cool-touch flame surfaces for safety
• Remote control and app (Flame Connect) for full control
• Timer and self-diagnostic system included