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Building in Lafayette? | Expert Residential New Construction HVAC

Partner with certified experts who design for performance, not shortcuts.

Hear From Our Happy Customers

Curious what builders and homeowners say about working with us? Head over to our Google Reviews to see firsthand why contractors across Acadiana choose Acadiana Comfort Systems for their new construction projects. You can also check out feedback on Facebook and Yelp.

Precision HVAC Systems for Your New Home

Building a home is a major investment, and your HVAC system plays a critical role in comfort, efficiency, and long-term value. The HVAC system is quite literally the most important system protecting your most precious investment: your home! At Acadiana Comfort Systems, we specialize in residential new construction for production builders, custom home builders, and homeowners building their own homes across the Acadiana and Lafayette area. With thousands of successful projects completed alongside Lafayette’s top builders, we deliver HVAC solutions designed with precision, never guesswork.

Every system begins with a personalized Manual J, S, and D design, ensuring your equipment is properly sized and your ducts deliver balanced, efficient airflow in every room — fully compliant with ACCA design standards. We also provide blower door testing, duct testing, and other performance verifications to confirm your home meets Louisiana energy code requirements and performs as designed.

Why Guesswork Fails New Homes

Many contractors install HVAC systems based on square footage alone: a risky shortcut that often leads to oversized equipment, poor humidity control, and wasted energy. Undersized systems struggle to keep up on hot Louisiana days, while oversized units cycle on and off too quickly, reducing efficiency and comfort. Louisiana’s humidity is hard to contend with- that’s why properly testing and design is critical for avoiding humidity issues inside your new home!

Skipping load calculations and duct testing can create costly code compliance issues during inspections. Acadiana Comfort Systems eliminates these risks by following ACCA standards and conducting certified testing on every project.

Our New Construction HVAC Process

Building a high-performance home requires more than installing equipment; it demands engineering, testing, and verification. Our proven process ensures every system operates at peak efficiency from day one.

Manual J Load Calculation

We calculate the exact heating and cooling needs of your home based on insulation, windows, orientation, and local climate, not square footage.

Duct Design & Sizing

Using Manual S and D, we design a duct system that delivers balanced airflow to every room without energy waste.

Blower Door Testing

We test the home’s air tightness to identify leaks and ensure the building envelope meets energy code standards.

Duct Leakage Testing

Certified duct testing verifies that your ductwork is sealed properly, preventing conditioned air loss and improving system performance.

System Commissioning

Before handoff, we verify that equipment operates as designed, airflow is balanced, and all controls function correctly.

Ongoing Maintenance Support

As a local, family-owned company, we provide long-term service and maintenance to protect your investment for years to come.

Why Builders and Homeowners Choose Us

Acadiana Comfort Systems stands apart in the new construction market. We’ve built our reputation on accountability, precision, and lasting partnerships with Lafayette’s leading builders. Whether you’re managing large-scale developments or building your dream home, we’re here to deliver HVAC systems that exceed expectations.

Thousands of successful new-construction projects

Certified Energy Star contractor

Blower door and duct testing certified

Code compliance and permitting expertise

Manual J/S/D design for every home

Long-term service and maintenance support

Building High-Performance, Energy-Efficient Homes

At Acadiana Comfort Systems, every HVAC system we design is engineered for comfort, durability, and energy efficiency. Through precise heat-load calculations, sealed duct systems, and certified air-tightness testing, we help builders meet and exceed Louisiana’s energy code and Energy Star standards. We’re proud to support builders working toward Zero Energy Ready Homes: a designation that ensures maximum efficiency, lower utility bills, and healthier indoor environments.

High-performance homes deliver real benefits: reduced energy waste, improved indoor air quality, better humidity control, and year-round comfort.

Partnering With Lafayette's Top Builders

Acadiana Comfort Systems has become the go-to builder HVAC contractor across Lafayette and the surrounding areas. We’ve completed thousands of projects with both production and custom builders, earning trust through reliability, quality, and clear communication. Our new construction HVAC services streamline the building process by handling permitting, inspections, and coordination so you stay on schedule.

Custom builders appreciate our personalized approach: no two homes are the same, and neither are our designs. Production builders value our ability to scale efficiently while maintaining strict quality standards. We’re not just installing equipment, we’re building partnerships that last.

New Home HVAC That Delivers Long-Term Value

The HVAC system in a new home should provide decades of reliable comfort, not years of frustration. By working with Daikin and Carrier, two of the industry’s most trusted brands, we install equipment known for efficiency, durability, and performance. Combined with our measurement-based design process, these systems operate quietly, maintain consistent temperatures, and keep energy bills low.

As a local company, we’ll be here when you need routine tune-ups, filter delivery, or system upgrades. You’re not just getting an HVAC system, you’re gaining a long-term partner committed to your home’s comfort.

Frequently Asked Questions

We know that new home HVAC decisions come with questions. Here are answers to some of the most common concerns from builders and homeowners.

Why is Manual J load calculation important for new construction?

Manual J ensures your system is sized correctly based on your home’s unique characteristics. Oversized or undersized equipment leads to comfort issues, higher bills, and shorter equipment life.

What is blower door testing, and why does it matter?

A blower door test helps find out how well your home is sealed against outside air. During the test, a special fan gently pulls air out of your house to reveal any leaks around doors, windows, and other openings.

What is Duct Leakage Testing and why does it matter?

Duct leakage testing measures how airtight your HVAC duct system is after installation. In simple terms, it checks whether the air your system works hard to heat or cool is actually reaching your rooms — instead of leaking out into your attic or walls.

Do you handle permitting and inspections?

Yes. We have extensive experience with code compliance, permitting, and energy program requirements. We manage the process so your project stays on track and passes inspections the first time.

How long does HVAC installation take in a new home?

Installation timelines vary based on home size and complexity, but most projects are completed within a few days. We coordinate closely to avoid delays.

Can you work with my builder or general contractor?

Absolutely. We’ve partnered with top builders across Lafayette for years. We know how to communicate effectively and integrate seamlessly into construction schedules.

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Need HVAC Design or Testing Only?

Already started your new construction project and realized your contractor wasn’t ready for Manual J, S, D designs, blower door, or duct testing? Or maybe you’re still in the planning phase and want a professional HVAC design before construction begins? At Acadiana Comfort, we provide standalone HVAC design and testing services — even if we’re not your installing contractor. Our certified team delivers accurate load calculations (Manual J), equipment sizing (Manual S), duct design (Manual D), and complete blower door and duct leakage testing to meet Louisiana energy code requirements. Whether you’re a builder, homeowner, or contractor, we help ensure your home performs efficiently, passes inspection, and delivers long-term comfort.