Peter's HVAC Advisory

Built by a Red Seal Refrigeration Mechanic • Tools that keep up with the trade.

• Bug fixes & changes

HVAC & Refrigeration Tools
Built for the Job

PT charts, load calculators, electrical tools, and diagnostics.
Made by a Red Seal Refrigeration Mechanic for working techs.

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R-410A Charts & Tools R-454B Tools Electrical Calculators

Full access requires a PWA license. The app includes pressure-enthalpy tools, electrical calculators, fan laws, and more.