Diamond Bar

Knowledgable and courteous

I appreciate that Jose Hernandez is very knowledgable, through and patient in explaining the system and in answering my questions.…

- Judy C.,
Posted on: 7/16/2018
Work done: Install closet furnace with media filter to remove indoor air pollutants. Includes matching air conditioner for cooling.
Technician:

Service is excellent

Service is excellent. I did not appreciate a 25% increase in the contract price without so much as any notice…

- Sherrie N.,
Posted on: To Your Success 8/12/2016
Work done: Regular maintenance on central air conditioning.
Technician:

Exemplary

Jose and Phil are exemplary employees who conduct themselves ina professional manner. Their promptmess is an asset, also. Peter is…

- Dario R.,
Posted on: 7/31/2015
Work done: Remove old system and replace with new Lennox Elite equipment. Includes relocating condenser to new, more convenient location.
Technician:

Super Job!

Very positive experience. We were very pleased with the service. Tristan did a super job! He was polite, on time…

- Gerald N.,
Posted on: 5/29/2014
Work done: Replace thermostat with mercury-free digital programmable model.
Technician:

Very courteous and professional.

Mario and Vicente were very courteous and professional throughout the job. Very thorough; nothing was left behind.

- Ray C.,
Posted on: 2/21/2012
Work done: Remove existing equipment and install new furnace and air conditioner. Add filtration and install new ductwork.
Technician:

They are so responsible and kind.

The crew was knowledgable and professional. They worked fast and were active problem solvers anytime they encountered and obstacle.

- Hyunjoo K.,
Posted on: 9/27/2011
Work done: Installed new Lennox Elite air conditioning system with pleated media filter for improved home air quality. Remove all asbestos ductwork and install new ducts with fiberglass insulation.
Technician: