ISBN-13: 9781495472008 / Angielski / Miękka / 2014 / 60 str.
This book considers the economic worthwhileness of insulating domestic hot water pipes using a mathematical model of heat loss and experimental data from the hot water system in the author's own house. The payback time of a D.I.Y. installation of bath tap hot water pipe lagging is estimated, together with the cost saving on electricity bills.