ISBN-13: 9781847972927 / Angielski / Twarda / 2011 / 160 str.
Heat pumps can heat a building by 'pumping' heat from either the ground or the air outside: an intriguing process which utilizes principles that are somewhat analogous to those employed in the domestic refrigerator. This title presents the necessary knowledge to take advantage of this potentially low-carbon technology to heat their properties.