The Best HVAC in Holtsville, NY

Compare the highest-rated hvac professionals in Holtsville, New York. All contractors are licensed, insured, and verified through our rigorous screening process.

#1

Holtsville Climate Control Experts

4.8
(142 reviews)
Verified

A full-service HVAC contractor specializing in high-efficiency system installations, complex ductwork design, and 24/7 emergency repairs. They are known for their expertise in handling both the intense humidity of Long Island summers and the freezing winter conditions, offering solutions like smart thermostats and zoning systems for optimal comfort and efficiency.

425 Blue Point Road, Holtsville, NY 11742

Specialties & Features

24/7 Emergency Service
High-Efficiency System Installation
Advanced Ductwork Design
Boiler and Furnace Expertise

Business Information

Years in Business:18 years
Licensed:Yes
Insured:Yes
#2

Long Island Heating & Air Conditioning

4.6
(118 reviews)
Verified

A family-owned and operated HVAC provider with deep roots in the Holtsville community. They excel in system replacements, preventative maintenance plans tailored to the coastal Northeast climate, and furnace repairs. They are a Carrier Factory Authorized Dealer, ensuring top-tier equipment and training.

1021 Waverly Avenue, Holtsville, NY 11742

Specialties & Features

Carrier Factory Authorized Dealer
Comprehensive Maintenance Plans
Furnace Repair & Installation
Energy Efficiency Audits

Business Information

Years in Business:22 years
Licensed:Yes
Insured:Yes
#3

ProTemp Mechanical Services

4.5
(96 reviews)
Verified

Known for rapid response times and expert troubleshooting on all major HVAC brands. ProTemp specializes in emergency repairs, mini-split system installations for home additions, and implementing energy efficiency upgrades like attic insulation and duct sealing to combat Long Island's high energy costs.

775 Patchogue Road, Holtsville, NY 11742

Specialties & Features

Rapid Emergency Repairs
Ductless Mini-Split Systems
HVAC System Tune-ups
Energy Efficiency Upgrades

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes

Why These Are the Top HVAC Contractors in Holtsville

Holtsville's HVAC market is driven by a humid continental climate with hot, humid summers and cold, windy winters. This creates a consistent, year-round demand for both high-performance air conditioning and reliable heating systems, primarily natural gas furnaces and boilers. Homeowners prioritize energy efficiency due to above-average utility costs, seeking contractors with expertise in SEER ratings for ACs and AFUE ratings for heaters. The market is competitive, with a strong emphasis on 24/7 emergency service availability, especially during summer heatwaves and winter cold snaps.

High Ratings

4.7+ star average from verified customer reviews

Fully Licensed

All contractors are properly licensed and insured

Proven Experience

10+ years average experience in the industry

Local Experts

Familiar with Holtsville regulations and climate

Frequently Asked Questions About HVAC in Holtsville

Get answers to common questions about hvac services in Holtsville, New York.

1What is the typical cost range for replacing a central air conditioning system in a Holtsville home?

For a full system replacement in Holtsville, including labor, homeowners can expect to pay between $5,000 and $12,000. The final cost depends heavily on the home's size, the system's efficiency (SEER) rating, and the complexity of the installation, such as ductwork modifications. Given our local humid summers, investing in a properly sized, high-efficiency unit is crucial for comfort and long-term energy savings on LIPA bills.

2When is the best time to schedule HVAC maintenance or replacement in Holtsville, NY?

The optimal times are during the shoulder seasons—early spring (March-April) for AC service and early fall (September-October) for heating service. Scheduling during these periods ensures your system is ready for Holtsville's hot, humid summers and cold, damp winters, and you'll avoid the high-demand rush when emergency repairs are more expensive and less available.

3Are there any local Suffolk County regulations or rebates I should know about for HVAC installations?

Yes, Suffolk County and New York State have specific regulations, including requirements for proper refrigerant handling and permits for new installations. Importantly, homeowners should inquire about available rebates from the NYSERDA Comfort Home Program and through LIPA, which can offer significant incentives for installing high-efficiency heat pumps or other qualifying equipment, helping offset the upfront cost.

4How do I choose a reliable HVAC contractor in the Holtsville area?

Always verify that the contractor is fully licensed, insured, and holds the necessary Suffolk County home improvement license. Look for established local companies with strong reviews who perform Manual J load calculations to ensure proper sizing for Holtsville's climate. A trustworthy provider will offer detailed, written estimates and be knowledgeable about local codes and available rebates.

5My furnace is old but working. Should I wait for it to fail before replacing it, especially with our cold winters?

Proactively replacing an aging furnace (typically 15+ years old) is highly recommended. Waiting for a mid-winter failure in Holtsville can leave you without heat during freezing temperatures and force you into a rushed, expensive emergency replacement. Planning a replacement in the off-season allows for careful selection of a high-efficiency model, a proper installation, and potential access to rebates, ensuring reliable warmth all season.