Frequently Asked Questions

Question 1

How often should I replace my furnace filter?

Accepted Answer

Every 30 days for standard filters, every 3–6 months for high-efficiency filters.

Question 2

How long do HVAC systems last?

Accepted Answer

Typically 12–20 years depending on maintenance and usage.

Question 3

Do you offer emergency service?

Accepted Answer

Yes — emergency heating and cooling service is available throughout Chicago and nearby suburbs.

Question 4

Why is my furnace blowing cold air?

Accepted Answer

Possible causes include a dirty filter, overheating, or ignition issues. Call us for a diagnostic.

Question 5

Why is my AC not cooling?

Accepted Answer

Common issues include refrigerant leaks, frozen coils, or compressor failure.

Question 6

Do you install Lennox systems?

Accepted Answer

Yes — we are a Lennox Premier Dealer and install the full Lennox product line.

Question 7

How long does installation take?

Accepted Answer

Most installations take 4–8 hours depending on system type and complexity.

Question 8

Do you remove old equipment?

Accepted Answer

Yes — we remove and dispose of old HVAC equipment as part of every installation.

Question 9

Do you offer financing?

Accepted Answer

Yes — flexible financing options are available. Ask us for details.

General HVAC Questions