INTEWA refill unit can be used for mains water top up for tanks. The supplemental supply unit is connected to the mains water line with a flexible pressure hose and overflow screw- in fitting. A floating switch, located in the tank, activates a 14V DC valve when rainwater in the tank runs low. The mains water fills the tank via the required “airgap” as per NZ Building Code G12 Water supplies, Acceptable Solutions G12/AS1.

• Refill unit 230 V 1/2" with floating switch
• Complete with wall mounting clamp, funnel, discharge hose and mounting material
• Flow: 35 l/min @ 1 bar
•           65 l/min @ 4 bar