Before & After
Every Bison job ends with photos like these, sent to the homeowner the same day. Here is what our work looks like.
Before and after
Before After Flue after creosote removal
Stage 3 glazed creosote treated and swept, clay tiles verified by camera.
Before After Crown rebuild, tuckpointing and cap
Cracked crown and spalling brick rebuilt, sealed, and capped in stainless steel.
Before After Chase cover replacement
Rusted galvanized cover replaced with a custom stainless cover with a cross-break.
Before After Refractory panel replacement
Cracked panels in a factory-built firebox replaced with new refractory panels.
Before After Supply trunk line
Whole-home duct cleaning under negative pressure with mechanical agitation.
Before After Floor register and duct boot
What lives under the register cover in a home that has never had its ducts cleaned.
Before After Furnace blower wheel
Dust-matted blower wheel cleaned to restore airflow and efficiency.
Before After Dryer vent hood
Fully blocked exterior vent cleared, louvers restored, airflow verified.
On the job
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