Physical Address
304 North Cardinal St.
Dorchester Center, MA 02124
Air Break
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An inverted opening in a gas furnace chimney to prevent back pressure from wind affecting the furnace flame or pilot.
« Back to Glossary Index
Physical Address
304 North Cardinal St.
Dorchester Center, MA 02124
An inverted opening in a gas furnace chimney to prevent back pressure from wind affecting the furnace flame or pilot.
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