Our popular Hydronic Explorer is now an app for iPad, iPhone and Androids that is a heat loss calculator and product selection guide. It allows you to enter the entire home, on a floor by floor, room by room basis and calculates the heat loss for proper selection of baseboard and boiler. Go to either iTunes or Google Play to download free today. Also visit www.hydronicexplorer.com for the desk top web app.
Units in box: free download