I will do residential hvac manual j load calculations for permits and sizing

Lawrence James

United States

I speak English

Mechanical Plan and HVAC Design Expert

I am a mechanical engineering specialist providing professional mechanical plans, HVAC designs, and engineering documentation for residential, commercial, and industrial projects. I create accurate, c...
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About this Gig

Need accurate HVAC heating and cooling loads for a residential project?

I provide residential HVAC Manual J load calculations to help determine appropriate heating and cooling requirements for homes, additions, remodels and ADUs.

My service can include:

  • Room by room heating load
  • Room by room cooling load
  • Heat gain and heat loss analysis
  • Design temperatures
  • Building envelope and construction inputs
  • HVAC equipment sizing guidance
  • Manual J calculation report
  • Permit support documentation when applicable

This service is suitable for single-family homes, residential additions, ADUs, renovations and HVAC replacement projects where properly sized equipment is required.

I can work from architectural floor plans, dimensions, window and door information, insulation details, project location and available construction data.


Important: Final equipment selection, permit acceptance and professional certification depend on the project and local jurisdiction requirements.


Please message me before ordering with your plans and project details so I can confirm the appropriate calculation scope.

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do residential hvac manual j load calculations for permits and sizing
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do residential hvac manual j load calculations for permits and sizing

Project scale:

Building

Building type:

Residential

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.

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