HVAC Calculator - FieldCalc — ASO

By 静 李 on AppTrack Ninja.

Superheat, R-454B & Duct Tools

The professional HVAC calculator for technicians and contractors. Superheat, subcooling, R-454B PT charts, duct sizing, load estimates, and psychrometrics — six field-ready tools, all offline, in one app. Whether you're charging a system with R-454B, checking superheat with your manifold gauge, sizing a duct run, or estimating cooling load for a new install, FieldCalc HVAC gives you instant, transparent answers — no internet required. ► R-454B & A2L READY The industry is switching from R-410A to R-454B and other low-GWP A2L refrigerants. Get instant pressure-temperature data for R-454B, R-32,…

Categories: Utilities, Productivity

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