Designed specifically for gravity systems. The ergonomic all-in-one thermostatic power shower with its own integrated pump delivers exceptional performance.The Aqualisa AQUASTREAM Thermostatic Power Shower for Low Pressure Systems; Adjustable Head; White is part of the Aquastream range from Aqualisa. This Power Shower Electric Shower is supplied with a 4 Spray Function shower head and shower rail.Separate flow and temperature controlIntegrated booster pump for power shower performanceTwo flow settings to make the most of your plumbing system90mm Harmony head with a choice of 4 impressive spray patterns‘Eco’ spray setting delivers up to 25% water savingEasy clean nozzles help reduce limescale build-upFor gravity systems only Specifications: Dimensions: H:58.5 x W:18.5 x D:41.5 cm Colour: White Guarantee:3 Years Material: Brass & Plastic Model Number: 813.40.20