HVAC Testing

Serving Nassau & Suffolk County

24/7 Emergency Services

90-Day Labor Guarantee

Free Estimates Within 24 Hours

Request Lorem Epsom

Hero Request Form

Professional HVAC Testing for Your Home and Business

At Same Day HVAC Inc, we're committed to ensuring your heating and cooling systems are operating at peak performance. Our comprehensive HVAC testing services cover all of Nassau & Suffolk County, providing you with peace of mind and optimal comfort. With over four decades of experience, we've honed our skills to deliver accurate, efficient, and reliable HVAC testing that keeps your systems running smoothly year-round. Our team of certified technicians uses state-of-the-art equipment to diagnose issues, improve energy efficiency, and extend the lifespan of your HVAC systems.

We understand that a well-functioning HVAC system is crucial for your comfort and health. That's why we offer round-the-clock emergency services, ensuring that you're never left in the lurch when you need us most. Our commitment to customer satisfaction is evident in our 90-day labor guarantee and our promise to meet or beat any valid written estimate. We take pride in our personalized approach, tailoring our services to meet your specific needs and preferences. As a local, family-owned, and minority-operated business, we're deeply invested in our community and dedicated to providing exceptional service. Don't let HVAC issues disrupt your life – contact Same Day HVAC today for expert testing and solutions you can trust.

Why Choose Us

Black circle with a white checkmark.

24/7 Emergency Services

We Work on All Major Brands

Established in 1980

Black circle with a white check mark.

Immediate Dispatch When Possible

Black circle with a white checkmark inside.

90-Day Labor Guarantee

Black circle with a white checkmark.

Personal Services

Two gray air conditioning units on gravel next to a wooden fence.
Air conditioner repair icon: gear and wrench over AC unit.

Carbon Monoxide Testing Company

Safety is our top priority. As a trusted carbon monoxide testing company, we provide thorough inspections to detect this odorless, colorless gas that can pose serious health risks. Our certified technicians use cutting-edge equipment to ensure your home or business is free from dangerous carbon monoxide leaks, giving you and your loved ones peace of mind.
Computer power supply unit icon.

HVAC System Evaluation

Our detailed HVAC system evaluations go beyond surface-level checks. We assess every component of your heating and cooling systems, from ductwork to thermostats, to ensure optimal performance. Our evaluations help identify inefficiencies, recommend improvements, and provide you with a clear understanding of your HVAC system's overall health.
Air conditioning unit, a black cube with a fan on top and air vents on the sides.

HVAC Test and Balance

Achieve perfect comfort with our HVAC test and balance services. We meticulously adjust your system to ensure even air distribution throughout your space, eliminating hot and cold spots. This process not only improves comfort but also enhances energy efficiency, potentially lowering your utility bills. Trust our experienced technicians to fine-tune your HVAC system for optimal performance.
Three overlapping speech bubbles, each with three dots, suggesting a conversation.

Here's what our satisfied customers are saying...

At Same Day HVAC Inc, we take pride in providing exceptional heating and cooling services to our customers. We would be grateful if you could share your thoughts about our business with others. Your feedback helps us improve and helps others make informed decisions. Please take a moment to leave a review of Same Day HVAC Inc, and let others know what you think.