HVAC Design Reports Made Simple, Fast, and Code-Compliant
Discover why contractors, builders, and homeowners across the country choose EOS Labs for expert-engineered HVAC design services. We deliver fast, permit-ready Manual J, D & S reports prepared by licensed professional engineers.
Done right, first time, on time.
Manual J
Whole House Heat Load Calculation
We take the guesswork out of heating and cooling your home. Our Manual J reports—prepared by a team of Licensed Professional Engineers AND Licensed HVAC Contractors—accurately calculate how much heating you’ll need in the winter and how much cooling you’ll need in the summer. It’s the smart way to make sure your HVAC system is sized just right for your space.
Whether you’re a homeowner, contractor, or builder, we’re here to make the permitting process smooth and stress-free. Our affordable, reliable reports help you move forward with confidence—and get your permits approved faster.
Pricing & Details
- $130 for the first system
- $90 for each additional system
- Most minor revisions included at no extra cost
- Fast turnaround – most reports delivered within 2-4 business days
- Rush service available for an additional fee
- Bulk discounts offered for multiple homes with similar designs
Manual D
HVAC Ductwork Design Service
We design ductwork that delivers comfort exactly where you need it—room by room. Our Manual D designs, prepared by a team of Licensed Professional Engineers AND Licensed HVAC Contractors, ensure your HVAC system provides the right airflow to every space in your home.
Each custom layout includes a scaled drawing with the exact locations and sizes of trunk ducts, branch ducts, and registers—giving installers and inspectors everything they need for a smooth build and quick permit approval.
Accurate, affordable, and engineer-approved—our designs help you move forward with confidence.
Pricing & Details
- $199 for the first system
- $99 for each additional system
- Includes full duct design: trunk and branch sizing, plus register locations and sizes
- Fast turnaround – most designs delivered within 3 business days
- Rush service available for an additional fee
Manual S
Equipment Sizing Compliance Report
Our Manual S reports ensure your HVAC equipment is the right fit—not too big, not too small—just right for your home’s unique heating and cooling needs. Prepared by a team of Licensed Professional Engineers AND Licensed HVAC Contractors, this report matches your selected equipment to the heat load (Manual J) and ductwork design (Manual D), using precise Sensible and Latent BTUH calculations.
Manual S calculations are required in most states to obtain HVAC permits. We make the process fast, accurate, and affordable—so you can move forward with confidence and stay code-compliant.
Pricing & Details
- $69 per system
- Most minor revisions included at no extra cost
- Fast turnaround – most reports delivered within 3 business days
- Rush service available for an additional fee
Manual N
Commercial Equipment Sizing Compliance Report
Our Manual N reports ensure your commercial HVAC systems are properly sized for your building’s unique heating and cooling demands—helping you avoid oversized units, energy waste, and comfort issues. Developed by Licensed Professional Engineers and seasoned Commercial HVAC Contractors, this report aligns your selected equipment with the building’s calculated loads (Manual J for light commercial or custom commercial load analysis) and mechanical design criteria. It includes accurate Sensible and Latent BTUH calculations, ventilation requirements, and zoning considerations.
Manual N compliance is required in many jurisdictions for commercial HVAC permitting. We streamline the process to be fast, precise, and code-compliant—so you can keep your project on track without headaches.
Pricing & Details
- $119 per system
- Most minor revisions included at no extra cost
- Fast turnaround – most reports delivered within 3 business days
- Rush service available for an additional fee
Professional Engineer PE-Stamped Documents (Optional)
Some jurisdictions require Licensed Professional Engineer-sealed HVAC Documents for permit approval or plan review. We offer PE-stamped Manual J, D, and S Documents as an optional service to meet those requirements.
Each stamped report is signed and sealed by a Licensed Professional Engineer, certifying that the load calculations, duct design, and equipment sizing are accurate and compliant with local codes and ACCA standards.
Pricing & Details
- Our prices vary depending on state and design complexity (covers Manual J, D, and S together)
- PE stamp and signature on all applicable reports (Manual J, D, and S)
- Jurisdiction-ready documents accepted by most permitting authorities
- Additional QA review by a licensed engineer
- Delivered within 3-5 business days of standard report completion
What you will get
Our reports include the following sections:
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Load Short Form
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Static Pressure and Friction Rate Sheet
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Project summer, Right J8 & Form J1
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Duct summary
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Complete floor plans
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Duct sizes, registers, cfm/register
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Manual S and complete Manual D
Our Guarantees
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100% Satisfaction Guarantee: All minor revisions are included
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Permit-Approval Guarantee: Reports prepared to meet local codes
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Fast-Track Guarantee: Need it faster? Rush services available
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Sealed & Stamped: If required, PE sealed & stamped options available for all states
Start Your Project Today
Whether you’re replacing a system, building a new home, or developing a full community—EOS Labs makes HVAC design fast, accurate, and affordable.
Got any questions or need additional guidance? Book a time with our team!
Contact us at info@energyeos.com or call us at (972) 301-2231