New Home HVAC Installation in Mississippi Gulf Coast, MS

Crosby's Heating and Air installs complete HVAC systems in new construction homes across the Mississippi Gulf Coast.

Call (228) 669-9199
  • System sized to handle Zone 2A heat and humidity load, not just square footage
  • Ductwork designed and sealed to meet Mississippi energy code requirements for new construction
  • Equipment specified to resist salt air corrosion common within miles of the Gulf of Mexico
  • Proper latent load management reduces indoor moisture and lowers the risk of mold in air handlers
  • Coordination with your builder during framing keeps installation on track with the construction schedule
  • A correctly sized system avoids short-cycling, which protects equipment life and keeps utility bills lower
A newly installed HVAC system with sealed ductwork inside the framed walls of a new construction home on the Mississippi Gulf Coast. Crosby's Heating and Air technician inspects the air handler unit during the rough-in phase of a coastal residential build.

Expert New Home HVAC Installation in Mississippi Gulf Coast, MS

New home HVAC installation on the Mississippi Gulf Coast requires more than running ducts and dropping in a unit. The Gulf Coast sits in IECC Climate Zone 2A, one of the hottest and most humid zones in North America. That means your new home needs a system sized to handle both high heat and heavy moisture load, not just square footage. At Crosby's Heating and Air, we work directly with builders and homeowners during the construction phase. We handle load calculations, duct layout, equipment selection, and full system installation before your home closes. Coastal homes also face salt air exposure, which affects equipment longevity if the right materials are not specified from the start. We account for that in every new construction install we do along the Gulf Coast. Whether you are building in Gulfport, Biloxi, or anywhere along the coast, we set your system up to perform from day one. Call Crosby's Heating and Air to schedule your new construction HVAC consultation.

What's included

  • System sized to handle Zone 2A heat and humidity load, not just square footage
  • Ductwork designed and sealed to meet Mississippi energy code requirements for new construction
  • Equipment specified to resist salt air corrosion common within miles of the Gulf of Mexico
  • Proper latent load management reduces indoor moisture and lowers the risk of mold in air handlers
  • Coordination with your builder during framing keeps installation on track with the construction schedule
  • A correctly sized system avoids short-cycling, which protects equipment life and keeps utility bills lower
Family-Owned Since 2010
Fair Pricing on Repairs and Replacements
Dependable Service Quality
Local Gulf Coast Coverage
AC and HVAC Specialists

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New Home HVAC Installation FAQ

Common questions about new home hvac installation in Mississippi Gulf Coast, MS.

Yes, Crosby's Heating and Air installs complete HVAC systems in new construction homes across the Mississippi Gulf Coast. We work with builders and homeowners from the framing stage through final inspection.

The Mississippi Gulf Coast sits in Climate Zone 2A, one of the most humid zones in the country, so systems must be sized for both heat and moisture load. A system sized only by square footage often short-cycles and fails to control indoor humidity in Gulf Coast homes.

Salt air can corrode standard condenser coils faster in coastal Mississippi than it would inland. Crosby's Heating and Air specifies equipment suited for coastal Gulf Coast conditions to protect your investment.

Our new construction installs on the Mississippi Gulf Coast cover load calculations, duct design, equipment selection, full system installation, and startup testing. We coordinate directly with your builder so each phase fits the construction sequence.

Yes, we install HVAC systems in both custom homes and production builds throughout Gulfport, Biloxi, and the surrounding Gulf Coast area. Our team works with the builder's schedule and the home's specific floor plan.

Call Crosby's Heating and Air to schedule a new construction HVAC consultation for your Gulf Coast home. We review your plans, confirm load requirements, and coordinate with your builder from the start.

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What Harrison County homeowners say.

5.0
21 Google reviews

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I just wanted to shout out Trey for helping me out tonight. I found out my capacitor went out in my AC unit, and I couldn’t find one to replace it myself with it being so late. I saw Trey sitting in his van and I approached him and asked him for help. He was off and spending time with his wife on her lunch break. I explained to him what was going on and he was happy to help me out. I was very grateful for him to change my capacitor with how late it was getting especially on Easter Eve. Top notch service! I would highly recommend him to anyone needing any HVAC repairs or services.

terry weaver Google review Β· April 2026

I had a 4 1/2 ton unit installed a few years back and never had a problem, he gave me a price that didn't break the bank and they were in an out, outstanding people! #QualityWork #AmazingPeople πŸ’ͺπŸ‘πŸΌπŸšš

Louis wright Google review Β· October 2025

David and his crew replaced my outside and inside unit. Prices were reasonable and they did a fantastic job. I would highly recommend Crosby heating and air!

Billy Funk Google review Β· July 2025

They guys came out and bid our new a c and got it done in a day so we where not with out air. They gave us a good price and we are so pleased with this company .if your reading this review you are looking at the rite people for the job .thanks crosbys

Kacen Crosby Google review Β· January 2025

I recently completed a comprehensive renovation of my home, which included the installation of a new air conditioning unit and furnace shortly after April 2020. During my first summer in the house, I observed that the air conditioning system struggled to maintain a comfortable temperature during the peak heat. Frustrated with the situation, I reached out to Crosby’s and decided to replace the entire unit with one that was appropriately sized for my needs. It was disappointing to find that the initial company overlooked several critical details. However, I was pleased with the service provided by David from Crosby’s, who demonstrated professionalism and integrity throughout the process.

Joy Schaubhut Google review Β· August 2024

Proudly Based in Gulfport, MS

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Hours

  • Monday 8:00 AM - 5:00 PM
  • Tuesday 8:00 AM - 5:00 PM
  • Wednesday 8:00 AM - 5:00 PM
  • Thursday 8:00 AM - 5:00 PM
  • Friday 8:00 AM - 5:00 PM
  • Saturday 10:00 AM - 4:00 PM
  • Sunday Calls Only