Massive viewing area. The Napoleon Grandvillle™ VF42 Vent Free Gas Fireplace is stunning, with realistic PHAZER® logs and flames that fill the impressive firebox. With the ease of vent free technology, the Grandvillle™ VF42 gas fireplace efficiently transforms a room into a relaxing, warm oasis with a beautiful fireplace focal point. NOTE: Vent Free Products are not approved in Canada and some States. Please check your local codes regarding vent free products.