Gilroy and surrounding areas

aduran@oss-hvac.com

(669) 500-6132

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Expert AC Installation & Replacement Services

When the California summer hits, a reliable air conditioning system isn’t a luxury—it’s a necessity. At OSS HVAC, we specialize in installing high-performance cooling systems that keep your home perfectly chilled while keeping your energy costs under control.

Whether you are building a new home or replacing an aging, inefficient unit, our licensed technicians provide seamless installation tailored to your specific needs.

Why Professional Installation Matters

An air conditioner is a complex piece of machinery. A poor installation can reduce efficiency by up to 30% and lead to premature system failure. By choosing OSS HVAC, you benefit from:

Manufacturer Warranty Protection

Proper installation by licensed professionals keeps your equipment warranty valid.

Title 24 Compliance

We ensure all installations meet California’s strict energy and building codes.

Enhanced Comfort

Expertly balanced systems remove humidity and provide consistent cooling throughout your property.

The OSS HVAC Installation Process

We don’t just “swap out” units. We ensure your entire cooling ecosystem is optimized for the local climate of the South Bay and Central Coast.

Load Calculation

We analyze your home’s square footage, insulation, and window placement to recommend a unit that is perfectly sized—neither too small to cool nor too large to be efficient.

Energy-Efficient Options

We offer the latest SEER2-rated systems that can significantly reduce your monthly electricity bill.

Ductwork Inspection

Before installation, we check your ducts to ensure they can handle the airflow of a new, powerful system.

Precision Calibration

Once installed, we test the refrigerant levels, airflow, and thermostat accuracy to ensure peak performance from day one.

Areas of Services

Serving Gilroy, Morgan Hill, and Beyond

From our headquarters in Gilroy, we provide fast and professional installation services to homeowners in Hollister, San Jose, Santa Cruz, and Mountain View. We understand the local terrain and the specific cooling demands of our community.

Gilroy, CA (Headquarters)

Hollister, CA

Morgan Hill, CA

Mountain View, CA

San Jose, CA

Santa Cruz, CA

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