Excellent app
Excellent app that I would recommend to any heating engineer looking for a quick and easy solution to being more accurate in sizing up the perfect system.
Heat Engineer
This app is ACE
Amazing
I use this app every day! It is ace!
Excellent
V good, extremely useful can see myself using this a lot. Genius.
Brilliant!
Fantastic app! Would definitely recommend!
Top rating
This app works extremely well. Would recommend it to anyone
