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EDR Calculator Pro app for iPhone and iPad


4.0 ( 7840 ratings )
Utilities Reference
Developer: Vitaliy Zakharov
4.99 USD
Current version: 1.0, last update: 7 years ago
First release : 02 Apr 2014
App size: 8.46 Mb

A calculator for finding EDR(Equivalent Direct Radiation) for a cast iron radiator in a hydronic heating system. Also provides BTU output for steam/water.
Has a database of many rare as well as common North American radiators with pictures for easy identification.