Fireplace Installation in St. Petersburg

Fireplaces can go on a second floor when the product and the structure allow it. Factory-built wood and direct-vent gas fireplaces are made for upper floors and need only the clearances and vent route in their installation instructions, while a masonry fireplace upstairs needs a supporting structure for its weight, which usually rules it out in an existing home.

A fireplace usually heats the room it is in rather than a whole house. An open wood fireplace sends much of its warmth up the chimney, while a sealed insert or direct-vent gas unit with a blower puts far more into the room. For steady whole-home heat, the fireplace works as a supplement to the central system.

No. A zero-clearance fireplace may touch framing at certain parts of its outer case. Its installation instructions still list minimum distances to combustible mantels, side walls, ceilings and the hearth extension in front, and the vent pipe has clearance rules of its own. Those numbers come from the product listing, so the model is chosen before the framing goes up.

A new prefab fireplace usually needs its own listed chimney pipe, not the existing flue. Each factory-built unit is tested together with a specific chimney, and mixing parts can void that listing. An existing masonry chimney is sometimes reused with a listed liner, but only when the fireplace instructions allow that connection.