Grundfos Watermill Amazon STP-4.0B Brass Positive 4.0 Bar Twin Impeller Shower Pump

£281.99 Excl. VAT £338.39 Incl. VAT Best Buy

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Amazon brass pumps are undoubtedly the ‘Rolls Royce’ of the Grundfos shower pump range, designed and manufactured to the highest of standards. The premium Amazon 4.0 bar brass positive twin impeller shower pump is a continuously rated regenerative pump suited to domestic, commercial or light industrial use – able to transform any compatible shower system into a true power shower.

  • Heavy duty brass impellers and machined brass stampings

  • Long-life silicon carbide seals

  • Anti-vibration feet for minimal operating noise

  • Supplied with stainless steel flexible hoses

  • 2 year manufacturer’s warranty

Grundfos Pumps Ltd
Manufacturer Product Number
Manufacturers Warranty
2 Years (Subject to Manufacturers T&C's)
Pump Selector
Pump Pressure
4.0 bar
Pump System
Positive Head
Number of impellers (feeds)
Twin Impeller (Two feeds)
Manufacturers brochure PDF File
Installation PDF File

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