Appalachian Gemini XLB 30CD, 4N1XL, 52 BAY Glass d24.5 A: The Enviro Focus DX

A: The Enviro Focus DX Legacy Refractory Brick Liner (50-610) has been tested to retain heat up to 30% more efficiently than similar brick liners on the market

Improved Efficiency: The Williams Furnace P323093 Natural Gas Valve delivers precise gas flow control

The precision engineering ensures a tight seal

Upgrade to the Reznor 195573 Control Board with Cooling Board now and experience enhanced comfort

Appalachian Gemini XLB 30CD, 4N1XL, 52 BAY Glass d24.5 A: The Enviro Focus DXAppalachian Gemini XLB 30CD, 4N1XL, 52 BAY Glass High Quality, Heat Resistant Ceramic Glass Upgrade your heating stove with the Appalachian Gemini XLB 30CD, 4N1XL, 52 BAY Glass. This high quality ceramic glass is designed to withstand high temperatures, giving you a clear view of your firebox while enhancing the aesthetics of your stove. With its superior technical features and durable construction, this glass is the perfect choice for your heating