Click to expand Tap to zoom Cetetherm AquaFirst - Spare Parts by Cetetherm SKU The domestic hot water system for collective applications - up to 1000 kW AquaFirst is an easy-to-select domestic hot water system with an insulated plate and gasket heat exchanger. The unit is easy to connect to a boiler system and is available in two versions: Instantaneous - with or without a primary storage tank Semi-instantaneous - to be combined with a secondary storage tank DOWNLOAD HERE PRE-SELECTION FILE FOR TAP WATER SYSTEMS: Pdf, 131.7 kB. Downloads Manuals Cetecoil & Cetetube 1902.pdfPdf, 469.2 kB, opens in new window. IQHeat manuals Maxi Cooling 1807.pdfPdf, 731.9 kB, opens in new window. Success story Maxi Cooling.pdf Brochures Cetecoil 2011.pdfPdf, 1 MB, Pre-selection Shell & Coil heat exchangers.pdfPdf, 3.2 MB, Certificates Accessories