Whale Complete AquaSmart System. Whale Complete AquaSmart Water Delivery System AQ0814 Water Delivery System Kit. Improves water flow rates in your Caravan or Motorhome! Consistent flow rate and temperature for a Superior Showering experience. Self-priming pump, pressure switch and carbon filter all on one unit. Compatible with Whale Watermaster, Truma Crystal IIR and Truma Compact sockets Upgrades existing microswitch / pressure switch systems Runs dry without damage Easily replaceable carbon filters removes unpleasant tastes and particles. No need to reset pressure switch. Easy to retrofit 12V 5.5 litres per minute