I will manual j, s and d, heat load calculation, sizing and permit using wrightsoft
HVAC Calculations and Permit Plans
About this Gig
Need a complete residential HVAC design package for permit review, equipment replacement or new construction?
I will prepare the agreed Manual J, Manual S and Manual D documentation using your architectural plans, building-envelope specifications, project location and equipment data.
Available deliverables include:
- Room-by-room heating and cooling loads
- Orientation and solar-gain inputs
- Wall, ceiling, floor and infiltration data
- Manual S equipment-selection report
- Sensible and latent capacity comparison
- Required system airflow
- Supply and return duct sizing
- External static-pressure information
- Register and grille airflow schedule
- Duct layout when included
- Organized permit PDF report
Accurate results depend on complete construction and equipment information. Changes to floor plans, insulation, glazing or equipment after calculation may require a paid revision.
Project scale:
Building
Building type:
Residential
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Commercial
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Hospitality
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.
FAQ
What is the difference between Manual J, S and D?
Manual J calculates heating and cooling loads, Manual S selects equipment, and Manual D sizes and distributes ductwork
Will the report include room-by-room loads?
Yes, when selected and dimensioned room information is supplied.
Can you use my preferred HVAC equipment?
Yes. Its performance data will be evaluated against the calculated loads and applicable sizing criteria.

