I will do hvac design and load calculations

J
jamescartieph
J
jamescartieph
james C.
do hvac design and load calculations
Full Screen
do hvac design and load calculations

About this gig

I will provide professional HVAC design and drafting services for residential and commercial projects. Whether you need HVAC floor plans, ductwork layouts, ventilation plans, or heating and cooling system layouts, I can help prepare clear, organized drawings based on your project requirements.


My services include:


* HVAC layout and drafting

* Ductwork layout and routing

* Ventilation and exhaust plans

* Heating and cooling system layouts

* HVAC plan revisions and corrections

* 2D drawings for residential and commercial spaces


I focus on producing well-organized drawings that are easy to review and coordinate with other building plans. Each project is approached according to the information and specifications you provide.


Please share your architectural floor plan, project details, and required deliverables before ordering so we can confirm the scope of work.


Note:Engineering calculations, code compliance reviews, and stamped drawings must be agreed upon separately and provided only where qualified and legally permitted.



  • Project scale

    • Building complex

  • Software

    • Autodesk AutoCAD
    • Autodesk Revit
    • Chief Architect

  • Building type

    • Residential
    • Commercial
    • Industrial

  • Drawing type

    • Floor plan
    • Section
    • Site plan
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Get to know james C.

james C.

HVAC Design

  • FromUnited States
  • Member sinceOct 2026

  • Languages

    English, Spanish, French
I help homeowners, contractors, and builders with residential HVAC design calculations and permit documentation. My services cover Manual J heating and cooling load calculations, Manual S equipment selection and sizing, and Manual D duct design. Whether you're planning a new home or preparing documents for a building permit, I focus on clear calculations, organized reports, and project-specific requirements. To get started, share your floor plans, building location, property details, and permit requirements so the scope can be established before work begins.

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