All Temp Heating and Air Conditioning

About All Temp Heating and Air Conditioning

All Temp Heating and Air Conditioning is a family-owned, fourth-generation HVAC company serving Chicago and surrounding communities since 1938. It provides heating and cooling installation, repair, and maintenance for homes and businesses, along with 24/7 emergency furnace and air conditioning repair. Its listed services include furnace repair, air conditioning repair and installation, boilers, ductless systems, heat pumps, duct cleaning, indoor air quality work, humidifiers, dehumidifiers, water heaters, thermostats, and Spacepak and Unico systems. The company serves Chicago, Bolingbrook, Skokie, Evanston, Lincolnwood, Morton Grove, Niles, Park Ridge, Woodridge, and Darien. Its site also offers financing, maintenance scheduling, and a comfort club. Technicians service all makes and models, perform system diagnostics, and handle ductwork installation and sealing.

At a glance

Trades

HVAC

In business

88 years (since 1938)

Service area

Chicago, Bolingbrook, Skokie, Evanston, Lincolnwood, Morton Grove, Niles, Park Ridge, Woodridge, Darien

Address

4363 W Montrose Ave, Chicago, IL 60630

Highlights

Financing availableEmergency service

Services

• Air conditioning repair
• Air conditioning service
• Air conditioning installation
• Furnace repair
• Furnace service
• Furnace installation
• Boilers
• Ductless air conditioning
• Ductless heating
• Heat pump installation
• Heat pump repair
• Heat pump replacement
• Duct cleaning
• Indoor air quality
• Water heaters
• Spacepak AC systems

How the 90 score breaks down

Scores are calculated the same way for every company. See the method.

What customers say

Our old house has a difficult to reach furnace, and ash and his team did a good job

Google review, Oct 30, 2026

We’ve worked with this company for years for maintenance and repairs. Skilled, professional, and honest technicians.

Google review, Oct 29, 2026

All Temp deserves 10 stars. Great customer service and our technician, Brendan over and above and right on time. Awesome job!

Google review, Oct 29, 2026

Rating distribution and reviews from the company's public Google listing.

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