Using vented units will likely make the most amount of sense where an existing chimney system can be used for ventilation. Gas fireplaces and gas fireplace inserts seem one and the same ...

The key traits of gas fireplaces are the way they vent combustion gases and their physical structure. The first element to ...

But not all gas fireplaces are created equal. There are two common types of gas fireplaces, vented and vent-free. A vented gas fireplace works via combustion, taking air from the outdoors through ...

Gas fireplaces, including inserts, can be direct-vent or ventless. Direct-vent systems are usually more expensive and less energy-efficient since heat escapes up the chimney. Unvented or vent-free ...

When converting a wood burning fireplace to gas, the least expensive way to upgrade is a vented gas burning system. The downside of a vented system is that you lose much of the radiant heat from ...

DirectVent Pro is a unitized, coaxial venting system designed for use with direct vent gas or propane stoves, heaters, and fireplaces.

Keystone B-vent gas fireplaces are available in Deluxe and Premium models in 32-, 36-, and 42-inch sizes. Deluxe models feature the new Contour burner, while the Premium models include the Slope Glaze ...