The UK's most energy efficient heating pump Fast, wireless, accurate system balancing via ALPHA Reader Range of fixed and variable speed control modes 5 Year guarantee Manufacturer Stock Code:99371966 EAN Code:5713828026743 Length:197 mm Width:114 mm Height:162 mm Weight:1.85 kg Sub-Category:Domestic Brand:Grundfos Warranty:5 Years Range:Alpha Category:Pumps Type:Circulating Pumps