Related illustrations

1092

Combustion air duct clearances

· p. 191

The illustration shows a cross section through a masonry fireplace and chimney with a combustion air duct running beneath the floor to an outdoor air intake at the exterior wall. Arrows indicate outdoor air traveling thr

1090

Insulating combustion air ducts

· p. 190

The illustration shows a cross section through a masonry fireplace and chimney with a metal combustion air duct connecting an outdoor intake to an inlet at the base of the firebox. Arrows indicate outdoor air traveling h

0959

Basic masonry chimney and fireplace components

· p. 163

The illustration shows a cross section through a masonry fireplace and chimney, from the foundation footing to the chimney cap. The firebox opens through a throat and damper into the smoke chamber, which narrows into the

1091

Outdoor intake screening

· p. 191

The illustration shows a cross section through a masonry fireplace and chimney with an outdoor combustion-air supply duct. The duct passes through the exterior wall below the floor framing, runs through the chimney found