Exam 29: Fireplaces

If the smoke shelf is not built properly and kept clean, the falling cold air can force the smoke and gas into the ______.

An ash ____ is a small door in the floor of the fireplace.

The firebox is constructed of ____ layer(s) of masonry.

Constructing masonry fireplaces takes relatively little time.

The damper is placed on top of the firebox with ____-inch clearance on all four sides.

The accompanying figure shows a(n) ____.

The chimney sections are slipped together and fastened with sheet metal screws, and then the chimney is framed with wood and covered with the specified siding and trim; this chimney enclosure is called ______.

Gas-burning fireplaces ____.

When the foundation includes an ash pit, a ____ door is installed near the bottom of the ash pit.

The outer walls of the firebox are most often ____.

A fireplace can be divided into four major parts or zones.

The ____ is a door that can be closed to prevent heat from escaping up the chimney when the fireplace is not in use.

To ensure fire safety and a smooth inner surface, masonry chimneys are lined with a ____.

According to the International Residential Code, the chimney must extend at least ____ feet through the roof and 2 feet above anything within 10 feet.

The damper is placed on top of the firebox with 1-inch clearance on two sides.

Prefabricated metal fireplaces ____.

The ash ____ is a reservoir to hold ashes.

Each layer of masonry in a firebox is called a ____.

Wood-burning fireplaces are ____.

The ____ carries the smoke and hot gas from the throat to above the house.