Traditional Series Home / Our Specialties / Fireplaces / Gas - Linear / Traditional Series U33 Viewing Area 35”W x 34”H BTU 40,000 Heating Capacity Burner 3D Stainless Steel Fuel Type Gas Options Liner Options: Fluted, Black Enameled, Black Glass and Rustic Brown Brick U37 Viewing Area 35”W x 30”H BTU 47,000 Heating Capacity Burner 3D Stainless Steel Fuel Type Gas Options Liner Options: Black Enameled, Painted Steel, Black Glass, Rustic Brown Brick, Dark Umber Herringbone, Sandstone Herringbone and Ledgestone U44 Viewing Area 42”W x 36”H BTU 63,000 Heating Capacity Burner 3D Stainless Steel Fuel Type Gas Options Liner Options: Black Enameled, Painted Steel, Black Glass, Rustic Brown Brick, Dark Umber Herringbone, Sandstone Herringbone and Ledgestone U33 Tall Viewing Area 31”W x 60”H BTU 59,000 Heating Capacity Burner 3D Stainless Steel Fuel Type Gas Options Liner Options: Fluted, Black Enameled, Black Glass and Rustic Brown Brick U44 Outdoor Viewing Area 41”W x 36”H BTU 71,000 Heating Capacity Burner 3D Stainless Steel Fuel Type Gas Options Liner Options: Black Enameled, Rustic Brown Brick, Dark Umber Herringbone, Sandstone Herringbone, Stainless Steel and Ledgestone U55 Viewing Area 52”W x 42”H BTU 75,000 Heating Capacity Burner 3D Stainless Steel Fuel Type Gas Options Liner Options: Black Enameled, Painted Steel, Black Glass, Rustic Brown Brick, Dark Umber Herringbone and Sandstone Herringbone