Spark Fireplaces Beachstone Fire Object for FT108 Fire Table h24.31 all rendered in solid Sizes:24 Inch all rendered in solid Size Gas Type Description AV12PCN 12” Natural Gas Polished Chrome Valve Kit AV12PCP 12” Liquid Propane Polished Chrome Valve Kit AV12PBN 12” Natural Gas Polished Brass Valve Kit AV12PBP 12” Liquid Propane Polished Brass Valve Kit AV17PCN 17” Natural Gas Polished Chrome Valve Kit AV17PCP 17” Liquid Propane Polished Chrome Valve Kit AV17PBN 17” Natural Gas Polished Brass Valve Kit AV17PBP 17” Liquid Propane Polished Brass Valve Kit and range from dark to medium gray Perfect for the fireplace with an elegant look that will enhance any environment