Linear Collection Home / Our Specialties / Fireplaces / Linear Collection WS38 Viewing Area 478 sq. in. BTU 47,000 - 35,000 Heating Capacity Fuel Type Gas Features/Notes Clean Face, Disappearing Glass, LED Interior Lighting, Design-A-Fire WS54 Viewing Area 748 sq. in BTU 54,900 - 46,200 Heating Capacity Fuel Type Gas Features/Notes Clean Wide Face, Disappearing Glass, LED Interior Lighting, Design-A-Fire WS54 See-Thru Viewing Area 748 sq. in BTU 61,000 - 41,500 Heating Capacity Fuel Type Gas Features/Notes Clean Wide Face, Disappearing Glass, LED Interior Lighting, Design-AFire, Up-Lighting Available with Diamond Burner Option Logs Country Home Black Diamond Chalet Heartwood Tranquility River Rock Metropolitan Black Metropolitan Gray Long Beach Logset Birchwood Chalet See Thru Liners Black Porcelain Coffee Bean Brown Porcelain Copper (Special Order) Madison Manhattan Mount Vernon Park Avenue Titanium (Special Order)