An expansive glass viewing area coupled with clever designer options for customizing the look to your taste is only a portion of this Kingsman Zero Clearance model's allure.Dedicated clean view appliance Millivolt or IPI valve system allows operation during a power failure with Hi Low heat and flame adjustment Safety screen barrierBTUs: 23,000 to 29,000 Depth: 24-1 4 Glass Viewing Size: 37-1 16L x 27-3 16H Glass Window: Ceramic Height: 51-1 4 Ignition Type: Millivolt Installation Type: Free Standing Type: Direct Vent Venting Type and Size: 5 8 Direct Vent Width: 43-1 16