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Services

Everything your property needs to stay comfortable, efficient, and healthy—backed by clear scopes and written estimates.

What we offer

Our Services

From new installs to tune-ups and repairs—each scope is explained upfront so you know exactly what you’re getting.

HVAC installation mockup — outdoor unit and branded service panel

HVAC Installation

We offer professional installation of heating and cooling systems tailored to your home’s specific needs. Each installation is performed with precision to ensure optimal performance, energy efficiency, and long-term reliability.

System replacement mockup — black COSS Heating & Air service van, equipment upgrade

System Replacement

Upgrade your outdated HVAC system with modern, energy-efficient equipment. Our team evaluates your current setup and recommends the best replacement options to improve comfort and reduce energy costs.

Maintenance and tune-up — COSS Heating & Air technician servicing outdoor AC unit

Maintenance & Tune-Ups

Regular maintenance helps extend the lifespan of your system and ensures peak performance. Our maintenance services include system inspections, cleaning, and adjustments to prevent costly breakdowns.

Diagnostics and repair — COSS Heating & Air technician troubleshooting HVAC equipment

Diagnostics & Repair

We provide accurate diagnostics and fast, effective repairs. Our technicians identify issues quickly and deliver reliable solutions to restore your system’s functionality.

Additional scopes

Detailed offerings our crews deliver every week in the field.

Installation & replacement

We size equipment with Manual J principles, review ductwork and airflow, and help you compare SEER2 options that match your budget and rebate opportunities. New linesets, pad or rooftop placement, thermostat pairing, and full startup testing included on standard replacements.

Preventive maintenance

Biannual or quarterly plans with discounted repairs and priority scheduling. Each visit includes electrical checks, drain clearing, coil inspection, refrigerant pressure review, and safety controls testing—documented in a report you can keep for warranty records.

Repairs & diagnostics

From capacitor and contactor failures to blower motor issues, refrigerant leaks, and inverter fault codes—we isolate root causes instead of swapping parts at random. Emergency service available for members and first-time callers in our coverage map.

Ductwork & airflow

Sealing, balancing, and light fabrication to fix hot rooms, excessive dust, and noise. We’ll tell you when a duct redesign is worth it—and when a simpler fix solves the problem.

Indoor air quality

Media filtration, UV treatment, whole-home dehumidification, and fresh-air integration for tight Florida envelopes. Solutions matched to allergy concerns, pets, and occupancy patterns.

Not sure what you need?

Describe your space and symptoms—we’ll recommend the right visit type.

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