john

@john_manuel31

do hvac calculation and duct design for permit manual jds

Estados Unidos

Inglés, Español

Parte de la información aparece en idioma inglés.

Sobre mí

I provide professional HVAC calculations and duct design for permit-ready residential projects. Services include Manual J load calculations, Manual S equipment sizing, Manual D duct design, airflow calculations, duct sizing, supply/return layouts, and HVAC equipment selection. I deliver accurate, clear, and professionally prepared HVAC documentation suitable for permit submission and contractor use.... Lee más

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