Top 3 ventilation and ductwork installation services in Los Angeles, CA

It was just a tune-up for our A/C unit yearly maintenance check, but the service exceeded our expectations. The technician, John, is an experienced professional. He was very kind, honest, patient, and took time to answer all our questions. I highly recomm...

They did a great job in servicing our air conditioning system. We were impressed with his customer service and his knowledge of the system in our home. I would rate him five stars!

Very nice and professional team. Work done very discreetly, as fast as possible. From the ease of setting an appointment to their prompt arrival and excellent job.

Highly recommend! Technicians did a great job patiently and explaining everything. Their installation crew is professional, courteous, and thorough. they did a superb job, even went beyond to make sure everything was right

They did a great job replacing our ductwork and getting our air going. In the middle of their busiest season, . Easy to work with, and quick to reply to messages.

Beware Beware Beware this is a rip off off company. The technician tried to rep me off. he wanted to charge $ 600 for an a/c system recharge with 4 pound of Freon. he quoted me a price of $ 125 per pound of Freon, he said they have a minimum Freon amount...

Great Company to work with. and I would absolutely recommend to any homeowner or business.

Our AC was giving us some problems and we checked on Google. We found out Guaranteed Quality Heating and Air through Google search and call them. The person who answered the phone was James and he gave us various options we had. Next day, Steve came...

Great company with sincere employees. Thank you Tony and Jannette.

Horrible customer service! Unreliable, didn't call when they couldn't come..... Not reliable at all!!

We recently had a bathroom remodeled by this company. Everyone involved in the process was professional and courteous. We could not be happier with the finished project. I highly recommend this company for any of your remolding projects.

We hired this company to remodel our master bathroom. They were incredibly helpful in the planning stage, on time and on budget during the project, quality work and good communicators throughout. We couldn't be happier with our completed project and hig...