Your Neighbor's Choice for HVAC- Heating and Air Conditioning

Since 1971, No -Frost Air Conditioning & Heating, LLC has been the trusted name in HVAC services across Howard, Baltimore, and Carroll counties. Our family-owned, veteran-operated, and woman-led business brings over five decades of expertise to every job. We're not just about fixing systems; we're about creating comfortable environments for families and businesses alike. Our team of master HVAC technicians is dedicated to providing efficient, reliable solutions that stand the test of time.

We offer same- or next-day estimates and service, ensuring your comfort is never compromised. Our commitment to quality is backed by a 2-year labor warranty on installations, giving you peace of mind long after we've completed the job. Whether you're a new customer looking to save $25 on your first HVAC service or you're interested in our special $150 low-cost maintenance plan, we have options to suit every need and budget. Contact us to make your space more comfortable.

When the summer heat hits, you can count on No -Frost Air Conditioning & Heating to keep you cool. Our AC services cover everything from routine maintenance to complex repairs and new installations. We work with all major brands and models, ensuring your system runs at peak efficiency to save you money on energy bills.

Don't let the cold catch you off guard. Our heating services keep your home or business warm and cozy throughout the winter months. From furnace and heat pump installations to regular maintenance and tune-ups, we've got you covered with prompt, professional service that ensures your comfort, efficiency, and safety.

High-Efficiency HVAC Services

Upgrade to a high-efficiency HVAC system and watch your energy bills shrink. We'll help you select the perfect energy-saving solution for your space. Plus, with our $50 whole-house air cleaning system offer with new HVAC installations, you'll breathe easier knowing you're getting the best in both efficiency and air quality.

Indoor Air Quality Services

You will be able to breathe easier with our indoor air quality solutions. From air purifiers to humidifiers and dehumidifiers, we offer a range of products and services designed to improve the air you breathe. Let us help you create a healthier, more comfortable indoor environment for you and your loved ones.

Water Heater Repair

You don't have to let a faulty water heater disrupt your daily routine. Our team of skilled technicians can quickly diagnose and repair any issues with all types of water heaters. We'll have your hot water flowing again in no time, ensuring you're never left in the cold.

Water Heater Replacement

When repair isn't enough, count on us for expert water heater replacement. We'll help you choose the right model for your needs and budget, and with our $100 off new water heater installation offer, you'll save money while upgrading to a more efficient system. Trust us to keep hot water flowing!