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  • Lower Your Energy Bill

  • Increase the Value of Your Home

  • Free In-Home Estimate

  • Cut Your Energy Usage by up to 60%

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Free Nest Thermostat

New rebates & incentives, with qualifying equipment, that can help you save money on your utility bills.

Contact Klaus & Sons for details that can cut your energy costs up to 60%. We offer a free in-home estimate.

Call for Details

CALL (909) 982-5698 TODAY

KLAUS & SONS SERVICE AREAS

Klaus and Sons provides free air conditioning estimates – free heating estimates and installs energy saving wi-fi thermostats daily in the cities of :

Alta Loma • Azusa • Charter Oak • Chino • Chino Hills • Claremont • Diamond Bar • Fontana • Glendora • La Verne • Montclair • Ontario • Pomona • Rancho Cucamonga • San Dimas • Upland • Walnut