Get matched with top nest installation pros in Diamond Bar, CA

"Christian from McLay Services showed up within the agreed time frame to install a new kitchen faucet and fix a leak in one of my bathtubs. He did a great job. Faucet was installed within 20 to 25 minutes. He also fixed a leak in my bathtub in the Master bathroom and installed new a new drain and spout. He was neat and clean in his work and answered any questions that I had. Very good plumber. I would recommend McLay Services to anyone!!"

"Trinity Heating installed a new thermostat in my house. The technician, Jimmy, was professional and courteous. After the installation he took the time to explain to me how to set up and use the new thermostat. I’m completely satisfied with their service and will use them again if needed."

"Amazing! Felipe and his crew are so nice and so professional. They installed a double door where a window used to be and also upgraded two other doors. And installed a dog door. Everything just took a week!"

"furnace was installed and works well. I repaired gap in drywall above furnace after installation. for $3800 I think they should have offered to repair the drywall or compensation for my work. George reached out to me about my concerns and offered to resolve the issues. I'm very pleased with the job and his customer service."

"Outstanding work. Outstanding professionalism. Outstanding customer service. I can’t say enough about how easy it was to work with Joseph and his team. I highly recommend him for all HVAC needs. They knew exactly what was needed for my home HVAC. The unit works perfectly. Did not have to wait for equipment to be ordered or long to have it installed."

"Was my consultant and advisor in the new repair system for my home"

"We have been trying to get an AC unit for the longest especially with this heat and iâ m so thankful i came across socal air quality. The installation and the whole process went very smoothly thanks to Pedro. I received a very affordable pricing and would definitely recommend the quality + the customer service."

"Ray is very professional, and provided options for my air conditioning unit replacement. Ray went out of his way to replace a small gas line leak that he found. He also drove to Anaheim early on Saturday morning to pick up a part that was needed for the AC unit, and came over to install it so that I would have the air conditioner available for the upcoming heat wave this week. He and his team were on time, and considerate during the installation process. I highly recommend RS Air Conditioning & Heating."

"Guillermo replaced our HVAC unit (heat pump and condenser) several years ago. He also recommended a particular app that controls the thermostat and room temp sensors to control the temperature in varying rooms. He has a great personality and very competent. He is now my goto guy for all HVAC services."

"We had a split mini system installed.. They removed old A/C,@ducts in attic and condenser outside and hauled away.. They are expensive, but they do quality work. Technicians well trained and know what they are doing. Friendly and very neat.."