Top Ventilation And Ductwork Installation Services in Glendale, AZ

They replaced both of my 13 year old 5 ton units at very competitive price. They were punctual, honest and very pleasant. I would highly recommend Design AC & Heat.

Extremely professional, very courteous.

NO BUSINESS ETHICS. AVOID. I bought a Groupon for an A/C tune-up, which was falsely advertised. I was given a diagnostic instead of a tune-up and nothing was tuned-up. I called the company and was told that “tune-up” means “diagnostic”, even though the wo...

In April I had John out to my home. The quote I received was with in my budget. John is very professional and Very knowledgeable. The technicians did a great job and the unit on my roof was replaced in a very timely manner. I have always had issues with m...

Excellent to keep appointment. Excellent value. Excellent responsiveness in communication.

VERY WELL.

Excellent responsiveness in communication. Excellent to keep appointment. Excellent value.

A great contractor. Quick to respond and very fair on pricing. Damion and Mindy have been a real find for my property managment company. The tenants love the fact they are fast to schedule an appointment and that they show up on time. I highly recomme...

Both the service, professionalism and price were excellent. I sometimes get nervous about getting high priced items repaired or replaced, but I felt totally comfortable with Extreme Service, trusting they helped me make the best decision with what needed...

Very Professional! Fair and Honest. They installed a new A/C unit and ducting quickly, did a great job. I recommend them to anyone needing HVAC work.