INSERT‐30‐4026‐WHTGLS Medium Insert Electric Fireplace with White Glass Surround. Breathe new life into existing masonry or metal fireplaces with the stylish electric Insert-30-4026. Designed as an alternative to wood or gas units the Insert-30-4026 is modern and sophisticated. This medium sized electric unit is ideal for renovations and is also quick and easy to install. This insert features contemporary white glass surround and comes standard with our unique Ice Media made up of large glass nuggets with clear and blue diamond shaped fire glass