Fireplace chimney authority.
Chimney gas fireplace insert.
The fire remains enclosed in glass to seal off the fireplace chimney opening not allowing the cold air in or the warm air out.
10 18 000 btu up to 800 sq.
The gas insert requires two liners to operate.
A ventless insert doesn t even need a chimney to operate while wood burning models always require a flue to exhaust outside.
You also need to consider heat loss construction type and air circulation when selecting your fireplace insert.
The sizes listed below are simply guidelines.
Choose the right insert for you you ll want to consider several factors when shopping for an insert.
Gas fireplace insert size.
Your heating needs will determine what size fireplace insert you will need.
25 30 000 btu up to 1400 sq.
Both electric and gas fireplace inserts offer the ease of push button lighting.