What is Chase Cover?
The sloped sheet-metal piece that tops a chase enclosure and sheds water off it. Galvanized versions rust through in 7–10 years and stain the chase siding orange; stainless and copper last 25+ years.
Related terms:ChaseCrown
All glossary terms
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Other terms in the glossary
Creosote
Tar-like residue from incomplete wood combustion. Highly flammable.
NFPA 211
The US standard governing how chimneys, fireplaces, and vent systems are installed.
Inspection Levels
Level 1 covers the annual look; Level 2 is triggered by a sale or an event; Level 3 opens up concealed damage.
Flue
The inner passage that draws combustion gases up and out of the room.
Liner
The channel running inside the flue — clay tile, stainless steel, or cast-in-place.
Crown
The concrete cap at the very top of a masonry chimney.
10+
Years
NFPA 211
Compliant
CSIA
Certified
< 2hr
Response
Ready when you are
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Emergency
24/7 Response
Active leak, animal in flue, post-fire damage, or smoke event? Real humans on the line 7 AM to 12 AM every day — replies in under 2 minutes. Tech dispatch within 2 hours during business hours, subject to crew availability after-hours.
Emergency line