Fireplace Anatomy

Traditional Masonry Fireplaces

Diagram of a sectional view of a fireplace with labeled parts including smoke chamber, firebox, flue liner, and damper opening, with measurements and angles.
Diagram of a chimney transition showing offset construction to change chimney direction with labeled measurements for chimney size and offset size.
Diagram showing clearances for fireplace installation to combustible material, with measurements of 12 inches and 6 inches specified for different areas, including projections of the trim.
Table listing various cross-sectional areas in square inches for different flue sizes in inches, including minimum area requirements for round and rectangular chimneys.
Diagram showing fireplace hearth extension requirements, including measurements for minimum distances from the fireplace opening, and the necessary dimensions for fireproofing materials on the facing and sides of the fireplace.
Table showing recommended net cross-sectional areas for round flue sizes in masonry chimneys, with inside diameters ranging from 6 to 18 inches and corresponding cross-sectional areas in square inches.
Table showing construction specifications, termination, and clearances for masonry chimneys, including chimney types, wall thickness, liner types, and clearance measurements.
A technical drawing of a fireplace flue installation, showing dimensions from the top edge of the fireplace to the mantle, and detailed measurements of the chimney's interior and exterior, including clearances and materials.
A chart showing flue sizes for masonry chimneys based on height and minimum cross-sectional area, with measurements in inches and square millimeters.

Pre-Fabricated and High Efficiency Units

Diagram of a factory-built fireplace showing components such as the cap, storm collar, chimney pipe, chase cover, siding, draftstop, firebox, and firestop, with labels and arrows indicating each part.

High Efficiency

Diagram of a solar-powered outdoor oven or grill with labeled components including rain cap, storm collar, flashing, attic radiation shield with storm collar, roof radiation shield, ceiling, gravity vent, intake grill, and outside air inlet.

Free Standing Stoves

Technical diagram of a house chimney and venting system, showing components like chimney support, storm collar, flashing, roof, chimney connector, combustible wall, ceiling joist, thimble, and rafter.
Diagram of baffle removal and replacement process, showing baffle cap, baffle board, ceramic fiber blanket, air tube and pins, bypass rod and yoke, slide plate, damper plate, and supporting notes.
Technical blueprint of a combustion chamber from front and side views with measurements in inches and millimeters.

Free-standing Pellet Stoves

Diagram of an antenna mounting process showing parts labeled from 1 to 13, including a mounting screw, mounting bracket, antenna, wood pieces, a bolt, a threaded rod, a motor, and a wooden frame.
Diagram showing top view of an electrical appliance with noncombustible spacers and a combustible wall, and front view of a heating unit with clearance requirements and a fire clearance reduction system.

Wood stoves

Diagram of a fire protection system with a vertical pipe, clearance to combustible wall, clearance reduction system, floor protection, and air space around the perimeter, with dimensions in inches and millimeters.
Diagram of a masonry wall construction with labeled components including a combustible wall, corrugated metal ties, masonry and brick layers, air space, and steel support strip.

Inserts with Full Reline - Wood & Pellet

Diagram of a properly installed woodburning fireplace insert showing parts such as the properly sized flue liner, damper plate, and damper adapter in place, with labels indicating their positions and functions.
Diagram of a stove setup with labeled parts including rain cap, steel plate or flashing, flexible or rigid stainless steel liner, flexible stainless steel pipe connection, damper, surround panel, floor protection, masonry fireplace, and combustible floor.

Pellet Insert

Heatform Fireplace

Table showing specifications for Heatform Fireplaces Model A, including dimensions in inches such as heating capacity, unit size, flue dimensions, and chimney height.
Technical diagram of various air inlet and side outlet grilles, with specifications, dimensions, and spacing chart for masonry warm air outlet grille.
Architectural blueprint for a masonry fireplace with detailed drawings, section views, and measurements.

Country Flame Fireplace

Technical drawing of a fireplace with labeled dimensions and components, including vents, insulation, and structural details.
Table comparing specifications of different model fireboxes, including model numbers 33, 37, and 42, with details on widths, depths, duct diameters, and other features.
Diagram of damper parts for a fireplace, including labeled components such as damper handle, damper handle screw, damper rod, and other related parts.