If the water heater is supplied from the water mains, a vented tap or vented mixer must be used. This ensures that the water expansion during the heat up cycle is allowed to vent without restriction.

Please refer to Accessories for details of vented taps.

Aquarius vented undersink units can also be supplied by a cold water cistern (feed tank). In such cases, the base of the cistern must be no higher than 10 metres above the top of the water heater and a vent pipe must be used. The 3kW element provides a fast recovery from cold.

Installation Details Connections: 15mm Copper tails. Electrical: 240V Fixing: Floor or wall mounting Guarantee: 2 year product guarantee, from date of purchase, with on-site service support. Full details are contained in the Installation Instructions supplied with each unit. Minimum Water Supply Reqmnts: A minimum head pressure of 4 metres is required. WaterExpansion: If the water heater is supplied from the water mains, a vented tap or vented mixer must be used. This ensures that the water expansion during the heat up cycle is allowed to vent without restriction. Please refer to Accessories for details of vented taps.