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Oasis logo with red roofline, airflow arrows, and 'Plumbing • Heating • Air Conditioning' in red and blue text
HVAC furnace unit with connected ductwork and refrigerant lines installed in an attic

Heating

Local Heating Experts

Stay Warm With Trusted Heating Services In San Marcos

When the coastal chill settles into San Marcos, Oasis Plumbing, Heating & Air Conditioning is here to keep your home cozy. We specialize in residential heating services designed for the unique needs of San Diego County homes — from older systems to modern energy-efficient upgrades.

Our licensed team handles everything from fast furnace repairs to routine maintenance and full system replacements. Every HVAC installation is backed by our 10-year labor warranty, and we always provide free estimates and transparent pricing. Need urgent help? We offer emergency heating services so you’re never left in the cold.

Locally owned and operated since 2022, Oasis brings comfort, honesty and hometown pride to every job. Whether you’re in San Marcos, Escondido or anywhere in North County, we’re your go-to heating pros.

Heater Repair

When heater trouble strikes, our team strikes back.

Heater Installation

Take control of your comfort when you upgrade your heater.

Heater Maintenance

Keep your heater running smoothly with proactive care.
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Licenses
1093808
Oasis Plumbing, Heating & Air Conditioning
Address
San Marcos, CA

Reliable plumbing, heating and AC services in San Marcos, CA.
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