I will do acca approved manual j d s for hvac load calculations
Architectural and MEP Design Engineer
Level 2
Has met high performance criteria and has a proven track record for meeting client expectations.
About this Gig
I offer ACCA-approved HVAC calculation services for US residential and light commercial buildings, prepared specifically for permit submission and code compliance. All reports are developed using industry-standard methods to support accurate system design and approval.
Scope of Services
- Manual J HVAC Load Calculations
- Heating and cooling load analysis performed at room and system level to determine precise capacity requirements.
- Manual D Duct Sizing
- Air distribution calculations including duct sizing and airflow balancing to support efficient system operation.
- Manual S System Selection
- HVAC equipment sizing aligned with calculated loads to ensure proper performance and regulatory compliance.
- HAP Load Reports (as required)
- Advanced load calculations for commercial or larger residential projects.
Standards & Deliverables
- Fully compliant with ACCA Manuals J, D, and S
- Prepared in accordance with US building and energy codes
- Clear, organized, and permit-ready documentation
Project Requirements
- Architectural drawings (PDF or DWG)
- Project location and basic scope details
This service is suitable for new construction, remodels, and system upgrades requiring accurate HVAC calculations.
Project scale:
Building
Building type:
Residential
•
Commercial
•
Office & workspace
Delivery style preference
Please inform the freelancer of any preferences or concerns regarding the use of AI tools in the completion and/or delivery of your order.
My Portfolio
Other Building Engineering Services I Offer
7 reviews for this Gig
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Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
D 
donyroberto

Norway
Very detailed HVAC design. The load calculations, airflow distribution, and duct sizing were all accurate and clearly presented. Everything matched perfectly with permit requirements.
Up to $50
Price
3 days
Duration
Helpful?E 
egglestmatthew

Poland
Fantastic work! The Manual J report was thorough and professionally formatted. Exactly what I needed for my permit submission highly recommend!
Up to $50
Price
2 days
Duration
Helpful?R 
rowric

United States
Awesome work! The Manual J report was incredibly thorough and matched the building plans perfectly. Great communication, fast turnaround, and ready for permit submission. Highly recommended!
Up to $50
Price
2 days
Duration
Helpful?E ethan_pehowdy

United Kingdom
Very thorough work! The Manual J report matched the house plans perfectly, and everything was detailed from ventilation and infiltration to CFM and duct sizing. Just what we needed for permit approval. Highly recommended!
Up to $50
Price
2 days
Duration
Helpful?R 
rosewaldene

United Kingdom
Very smooth process — the full HVAC set was accurate, clearly labeled, and easy to submit for permitting. Thanks for being so thorough!
Up to $50
Price
2 days
Duration
Helpful?
7 reviews for this Gig
| (7) | ||
| (0) | ||
| (0) | ||
| (0) | ||
| (0) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
D 
donyroberto

Norway
Very detailed HVAC design. The load calculations, airflow distribution, and duct sizing were all accurate and clearly presented. Everything matched perfectly with permit requirements.
Up to $50
Price
3 days
Duration
Helpful?E 
egglestmatthew

Poland
Fantastic work! The Manual J report was thorough and professionally formatted. Exactly what I needed for my permit submission highly recommend!
Up to $50
Price
2 days
Duration
Helpful?R 
rowric

United States
Awesome work! The Manual J report was incredibly thorough and matched the building plans perfectly. Great communication, fast turnaround, and ready for permit submission. Highly recommended!
Up to $50
Price
2 days
Duration
Helpful?E ethan_pehowdy

United Kingdom
Very thorough work! The Manual J report matched the house plans perfectly, and everything was detailed from ventilation and infiltration to CFM and duct sizing. Just what we needed for permit approval. Highly recommended!
Up to $50
Price
2 days
Duration
Helpful?R 
rosewaldene

United Kingdom
Very smooth process — the full HVAC set was accurate, clearly labeled, and easy to submit for permitting. Thanks for being so thorough!
Up to $50
Price
2 days
Duration
Helpful?
