Fullerton, CA
Fullerton, CA
Book Online with Us 24/7!
or
Call Us
Mention these special offers when booking your next service.
FREE WI-FI THERMOSTAT
Upgrade To A Smart Home - Free Wi-Fi Thermostat With Every System Replacement!
Valid at participating locations. Limit one coupon per household. Coupon must be presented at time of purchase. Cannot be combined with any other offers or discounts. Some restrictions, taxes and fees may apply.
HEROES CLUB PRICING
Exclusive Discounts For Military, First Responders & Teachers
Membership services listed and plan discounts vary and may change based on individual franchise location. Membership renewal period is one year. Cannot be combined with any other offer. Not redeemable for cash. Valid only at participating locations.
Upgrade & Save Big – Limited Time Offer!
$1,000 Off System Install/Replacement
Limited-Time Offer: Get $1,000 OFF a New System Installation or Replacement! Whether your current system is aging or you're ready to upgrade to a more energy-efficient model, now’s the perfect time to make the switch. Why choose One Hour Heating & Air of Fullerton? ✔️ On-time service — guaranteed ✔️ Expert, trustworthy technicians ✔️ Industry-leading warranties for your peace of mind This offer won’t last long — call now or book online to claim your $1,000 savings!
If no repair is made, service fee may apply. Limit one coupon per household at participating locations. Coupon must be presented at time of purchase. Cannot be combined with any other offers or discounts. Management reserves the right to modify offers at any given time. Some restrictions, taxes and fees may apply.
$0 Complete System Inspection
Free HVAC System Inspection – For a Limited Time!
Concerned about how your system’s running? We’re offering a COMPLETELY FREE system inspection to help keep your home comfortable and safe—just in time for the warmer months. Our certified technicians will: Inspect your entire HVAC system Check for signs of wear, leaks, or inefficiency Provide expert recommendations (only if needed) No strings. Just peace of mind—absolutely free. Book your $0 inspection today before spots fill up!