Best Gas Fireplace Insert for Large Spaces Empire Deluxe Tahoe Direct-Vent Fireplace. Suitable for in-wall installation, the Empire deluxe direct-vent fireplace insert has clean, modern lines and ...

The heating capacity from a direct-vent fireplace can be as high as 40,000 Btuh (Btu per hour). In order to keep your family room from overheating, select a thermostatically controlled model.

“The advantage is that direct vent fireplaces can range from 17,000 to 45,000 BTUs and have the capability to heat space in your home from 800 square feet to 2000 square feet.” ...

Best Gas Fireplace Insert for Large Spaces Empire Deluxe Tahoe Direct-Vent Fireplace. Suitable for in-wall installation, the Empire deluxe direct-vent fireplace insert has clean, modern lines and ...