john

@john_manuel31

do hvac calculation and duct design for permit manual jds

Verenigde Staten

Engels, Spaans

Sommige informatie wordt in het Engels weergegeven.

Over mij

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.... Lees meer

Skills