Our hand-picked list of 8 hvac contractors serving Crystal Lake, Illinois. Compare contact info and request free quotes from local providers.
HVAC work in Crystal Lake requires licensed technicians familiar with Illinois codes. Before hiring, confirm they're EPA 608 certified for refrigerant handling and ask about warranty coverage on parts and labor.
Licensing & verification: HVAC technicians typically need both state-level licensing and federal EPA 608 certification for refrigerant handling. In Illinois, verify with the state HVAC/mechanical board before hiring.
135, Erick Street, Crystal Lake, IL, 60014
8001 S ROUTE 31
6117 FACTORY RD
Nearby hvac contractors within driving distance of Crystal Lake, Illinois.
Crystal Lake, Illinois has 8 hvac contractors listed in our directory. WeatherWise Heating & AC repair is one option in the area. Use the list above to compare providers and request a free quote.
HVAC technicians typically need both state-level licensing and federal EPA 608 certification for refrigerant handling. In Illinois, verify with the state HVAC/mechanical board before hiring. Ask any provider for their current license number and verify it with the state HVAC/mechanical board before you hire.
HVAC work in Crystal Lake requires licensed technicians familiar with Illinois codes. Before hiring, confirm they're EPA 608 certified for refrigerant handling and ask about warranty coverage on parts and labor.
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