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Heating, Cooling & Plumbing Services in Altadena, CA

Same-Day HVAC & Plumbing Service from a Family-Owned Team

Homeowners and businesses in Altadena can contact Sheldon's Heating, Air Conditioning & Plumbing for residential and commercial heating, cooling, and plumbing service. We’ve served the Inland Empire since 1998 as a family-owned operation, and that shapes how we work: with transparent pricing, affordable service, and a customer-first approach.

Same-day service is available as needed. Our vehicles carry parts and equipment intended to support on-the-spot heating and AC care.

Call (951) 574-2226 or reach out online now to ask about same-day service or request a free estimate. We’re available 24/7 for urgent HVAC needs.

Heating, Cooling & Plumbing Services We Provide

We cover the three categories most property owners need under one roof, so you don’t have to coordinate multiple contractors for a single problem.

Our heating, cooling, and plumbing services include:

  • Heating Services
    Heating repair, installation, inspections, furnace service, and heat-pump service.
  • Cooling Services
    AC service and repair, AC replacement, maintenance, and high-efficiency equipment options.
  • Plumbing Services
    Leak detection, drain cleaning, water-heater service, piping and repiping, and water-treatment systems.

Prepared Vehicles, Same-Day Service, & Carrier Recognition

Our service vehicles are stocked with the parts and equipment intended to support on-the-spot heating and AC care. That preparation makes same-day service possible when needed. Our customer service team stays available throughout the process and tracks rebates and incentives for qualifying newly installed HVAC equipment.

Additional service and equipment support includes:

  • Carrier Factory Authorized Dealer
    We’re a Carrier Factory Authorized Dealer, which means we meet Carrier’s standards for installation, service, and customer satisfaction. We’ve also received the Carrier President’s Award, a recognition Carrier reserves for dealers who demonstrate consistent performance across sales, service, and customer care.
  • Financing & Rebate Support
    Financing options are available for qualifying new-system purchases. Rebate eligibility depends on equipment, program terms, and current availability, and our team helps you identify what may apply to your installation.
  • 100% Satisfaction Guarantee
    Our work is backed by a warranty and a 100% satisfaction guarantee. We want to feel good about the work we do, and that only happens when you feel great about the outcome.

Helping You Decide: Repair, Maintain, or Replace

Not every service call ends in a replacement, and we don’t push for one. Our technicians work with two-stage and modulating furnaces, dual-stage and variable-speed air conditioning, heat pumps, modern thermostats, and smart-home controls. Diagnostic tools include refrigerant sniffers, airflow measurement devices, and combustion measurement equipment for heating systems. Those tools help us give you an honest read on what a system actually needs.

Plumbing decisions follow the same approach. Whether the issue is a slow drain, a suspected leak, deteriorating pipes, or a water heater past its useful life, we assess the condition and walk you through repair-versus-replacement options before recommending a course of action.

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What Sets Us Apart

  • Emergency Services Available
    Get the immediate help you need, whenever you need it.
  • Backed by a Warranty
    Get peace of mind with our warranty-backed services.
  • Available Nights & Weekends
    No matter when you need us, give us a call.
  • Financing Available
    We make it easier than ever to upgrade to a new system.
  • Decades of Experience
    We have proudly served the Inland Empire since 1998.
  • 100% Satisfaction Guarantee
    We never leave you unhappy! We guarantee it.
  • Carrier
  • 2018 Presidents Award
  • 2024 Presidents Award
  • Carrier
  • Bradford white
  • navien water heaters

Don't WAIT FOR COMFORT

Give Us A Call & We'll Be There Right Away!

We're always ready to take your calls! Give us a call at (951) 574-2226 or fill out the form below to contact one of our team members.

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