How the Excretory and the Respiratory system work together How the Excretory and the Circulatory system work together How the Excretory and the and the Digestive system work together
1 Top vented gas fireplace inserts cost $750 to $3,000, and installation adds another $500 to $1,000. 2  Direct-vent gas fireplaces cost $1,000 to $3,500, plus $500 to $1,000 for installation.
1 The cost of a ventless gas fireplace is $500 to $2,500, and while there are additional installation costs, you may pay extra for finish work (such as a mantle, marble surround, etc.).2  Some top-of-the-line gas fireplaces may cost as much as $5,000 to $10,000 or more. 3  A gas log kit might cost $750 to $1,000 installed. The cost of a ventless gas fireplace is $500 to $2,500, and while there are additional installation costs, you may pay extra for finish work (such as a mantle, marble surround, etc.).