50 Clean-Face Electric Fireplace. Built-in or Wall Mount. 120V Plug-in / 5000 BTU Heater. Acrylic Crystals and Logs Included. SPECTRUM SLIMLINE SERIES 50 Linear Electric Fireplace SPS-50B by Modern Flames, has revamped the recessed electric fireplace category. SPECTRUM SLIMLINE SERIES 50 Linear Electric Fireplace SPS-50B is 2 x 4 recessed…