Recent content by chrisw1

Thanks for the responses. I calculated in both BTU's and Watts and also used the boiler size calculator. I just don't get how a 15mm pipe can adequately seve a radiator larger than 4250 Watts / 13620 BTU. According to: http://www.diydata.com/planning/ch_design/limiting_factors.php...

SORRY- I've also calculated that I need a boiler capable of 19Kw. I've seen one that states its output is 10.9 - 24.9Kw. Do I go with the minimum or maximum?

Hello, I have a Victorian semi currently with electric panel heating. A £3,000 catch up electric bill has motivated me to install GCH but cost is a major factor for us. I am thinking of purchasing the system and getting the pipes and rads ready for a qualified engineer to connect all and...