Click to expand Tap to zoom Cetetherm AquaEfficiency - Spare Parts by Cetetherm SKU Domestic hot water system for heat pumps and condensing boilers up to 1200 k A unique and highly energy-efficient domestic hot water system, ensuring the lowest return temperature on the primary side and low energy consumption. Designed for heat pumps and condensing boilers. Available in 2 versions: Instantaneous - recommended with a primary storage tank Semi-instantaneous - to be combined with a secondary storage tank. DOWNLOAD HERE PRE-SELECTION FILE FOR TAP WATER SYSTEMS: Downloads Manuals AquaEfficiency-AlfaPilot 1810.pdfPdf, 6 MB, Quickstart AquaEfficiency 2020-09.pdfPdf, 1.2 MB, Brochures AquaEfficiency 1812.pdfPdf, 2.6 MB, AquaEfficiency Double wall 1902.pdfPdf, 535.6 kB, AquaEfficiency with Heat pump 2021-01.pdfPdf, 878.7 kB, Pre-selection Tap water systems.pdfPdf, 131.7 kB, Certificates ACS AquaEfficiency 2021-2026.pdfPdf, 323.3 kB, Decl of Conf Art 4.3 AquaEfficiency 2021-09.pdf Accessories