Permit
Definition to come.
Where it comes up
- Ductless mini-splits
Ductless cooling and heating for homes and rooms without ducts
- Thermostats and zoning
Programmable and smart thermostats, placement, zoning and batteries
- Sizing heating and cooling
Why size matters, load calculations and short cycling
- Permits and licenses
When work needs a permit and which licenses Chicago contractors hold
- Asbestos and lead
Old insulation, lead paint, and the rules for who may disturb them
- 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