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Choosing and paying for work
Sooner or later every system needs a repair or a replacement. These pages help you weigh the choice, hire with care and pay for the work.
In this section
- Repair or replace
Age, repairs and bills, R-22 systems, efficiency, sizing and what to ask
- Hiring a contractor
Estimates, contracts, licenses and your rights when you hire someone for HVAC work
- What affects the cost
Size, efficiency, ducts, permits and refrigerant: what moves the cost of HVAC work
- Which trade to call
Plumbers, electricians, roofers and more: who handles what around your HVAC
- Paying for HVAC work
Utility rebates, loans, help with costs, and the papers to keep after the job
Other sections
- Heating and cooling systems
What each piece of equipment does, and how to tell which kind you have.
- How it works
The few ideas behind every system: heat, air, fuel, ratings and size.
- Care through the year
What to check before winter, before summer and in between.
- Chicago homes
The climate, the city's rules, older homes, permits and help with bills.
- Safety
Gas, carbon monoxide, venting, warning signs, asbestos, lead and mold.