5 HVAC Apps to Boost Productivity | SafetyCulture
https://safetyculture.com/app/hvac/
Nov 19, 2021 . HVAC Check & Charge provides an on-site refrigerant charge calculator for air conditioning and refrigeration applications. This app allows contractors to conveniently calculate the correct system refrigerant charge for R-22, R-410A, R-32, R-407C, R-134a, R-452B, R-454B, R-438A, R-422B, R-427A, R-421A, R-404A, R-290, R-449A, R-448A, and R-407A ...
DA: 98 PA: 4 MOZ Rank: 48