Call (714) 244-8562
    Water Heater Warehouse - Emergency Water Heater Repair & Installation Fullerton, CA
    Water Heater Warehouse Logo

    Contact Fullerton's #1 Emergency Water Heater Specialists

    Need emergency water heater repair or installation in Fullerton, CA? Call (714) 244-8562for same-day service (call before 1pm). Licensed, insured, and 5-star rated!

    Call Us Now

    (714) 244-8562

    Same-day service (call before 1pm)

    Service Area

    Fullerton, CA & Surrounding Areas

    Orange County • Los Angeles County • Inland Empire

    Business Hours

    Mon–Fri7:00 AM – 7:00 PM
    Sat8:00 AM – 5:00 PM

    Emergency calls answered 24/7

    Same-Day Service (Call Before 1pm)

    Request Service

    Fill out the form below and we'll get back to you within 30 minutes.

    By submitting this form, you agree to receive communications from us. We respect your privacy and will never share your information.

    What customers say

    “Was shopping for a tankless water heater to replace the previous one. The technicians showed up on time. The install was very clean and professional. They definitely knew what they were doing. Additionally, the office staff was very friendly and helpful. We would highly recommend!”
    Paul G. · Google · 2026-11-04
    “Eddie and his partner did a great job of installing a new water heater. Very efficient time wise and good follow-up with checking to make sure that if I had questions he would address them. I recommend the Water Heater Warehouse!”
    Ray D. · Google · 2026-11-02
    “Contacted the company this A.M. Was able to arrange for a water heater replacement the same afternoon. And they arrived 1 hour early, which was wonderful. Would definitely work with them again.”
    Karen K. · Google · 2026-10-13
    “They showed up when they said they would, were friendly and informative, and didn't try to gouge me on price. No complaints!”
    Alan W. · Google · 2026-10-14
    “Very happy with the replacement of my water heater that unexpectedly started leaking. Appreciate Gavin who smoothly got me an appt same day, and to the amazing installers who came out in the hot weather and worked so quickly amd efficiently! I was so pleased with the work they did. It was incredibly fast and looked pristine! I 1,000 % recommend this company!”
    Jessica O. · Google · 2026-10-08
    “Chris and James did a great job with my tankless water heater install. They were professional, courteous, and well prepared for the install. They kept me informed about their arrival time, and as the project proceeded. The entire job was done efficiently and timely. I would highly recommend Chris and James from Water Heater Warehouse if you are considering a new tank or tankless water heater!”
    Darryl C. · Google · 2026-10-08

    Find our Fullerton shop

    The Water Heater Warehouse

    218 S Berkeley Cir, Fullerton, CA 92831

    (714) 244-8562

    Hours: Mon–Fri 7:00 AM – 7:00 PM · Sat 8:00 AM – 5:00 PM

    Emergency calls answered 24/7

    CSLB License #1041460

    Our service area

    We serve homes and businesses across Orange County, Los Angeles County, Riverside County and San Bernardino County from our Fullerton base. See every city in our water heater service area.

    Request service