The deep firebox of the DRT4045 comes standard with deluxe high-definiton logs, tempered glass, wireless wall remote(electronic ignition models), decorative volcanic stone and clean face panels. These fireplaces also include powder coat paint for a robust finish and are available in both millivolt and electronic IPI ignition systems. The electronic models feature seamless battery back-up and can be operated in a continuous pilot mode. All units are equipped with a standard barrier that meets 2015 requirements.Combo top rear flue configuration Electronic ignition models available Electronic ignition models include seamless battery backup and provide continued operation in the event of a power outage (ipi cpi switch standard) Standard tempered glass and a protective screen Beautifully crafted high-definition ceramic fiber log set Black painted interior (optional liners available) Durable textured powder coat finish Optional blower and remote control available for all models Standard wireless wall-mounted control (electronic ignition models) 20 Year limited warrantyBTU: 20,000 - 31,000 Controls: Optional Remote Framing Depth: 22 Framing Height: 41-1 4 Framing Width: 45-7 8 Style: Traditional Venting Type: Direct Vent View Style: Front View Weight: 210