Products Symmetry With an expansive opening reminiscent of traditional wood-burning masonry hearths, the Dave Lennox Signature™ collection Symmetry™ series louverless direct-vent gas fireplace showcases an exceptional fire presentation capable of generating enough heat to fill any living space. The addition of an intelligent, themostatically controlled remote allows variable flame height and blower speed, making this Lennox Hearth Products offering an exceptional choice for any design application. The Symmetry is available in 35-, 40-, and 45-inch sizes. Contact: (800) 9-LENNOX or www.lennox.com.