---
product_id: 58437812
title: "Grundfos Watermill Amazon STP-2.0B 2.0bar Twin Impeller Shower Pump"
brand: "watermill amazon"
price: "118647 kr"
currency: ISK
in_stock: true
reviews_count: 7
category: "Watermill Amazon"
url: https://www.desertcart.is/products/58437812-grundfos-watermill-amazon-stp-2-0b-2-0bar-twin-impeller
store_origin: IS
region: Iceland
---

# 2.0 bar pressure boost Twin impeller design Quiet operation Grundfos Watermill Amazon STP-2.0B 2.0bar Twin Impeller Shower Pump

**Brand:** watermill amazon
**Price:** 118647 kr
**Availability:** ✅ In Stock

## Summary

> 🚿 Upgrade your shower game with pressure and quiet power!

## Quick Answers

- **What is this?** Grundfos Watermill Amazon STP-2.0B 2.0bar Twin Impeller Shower Pump by watermill amazon
- **How much does it cost?** 118647 kr with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.is](https://www.desertcart.is/products/58437812-grundfos-watermill-amazon-stp-2-0b-2-0bar-twin-impeller)

## Best For

- watermill amazon enthusiasts

## Why This Product

- Trusted watermill amazon brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Durable Brass Build:** Robust construction guarantees long-lasting reliability and premium quality.
- • **Powerful 2.0 Bar Boost:** Elevate your shower pressure effortlessly for a spa-like experience.
- • **Versatile Installation:** Perfect for gravity-fed systems, whether your outlets are above or below the tank.
- • **Twin Impeller Efficiency:** Dual impellers ensure consistent, strong water flow to multiple outlets.
- • **Whisper-Quiet Performance:** Engineered for minimal noise, so your morning routine stays peaceful.

## Overview

The Grundfos Watermill Amazon STP-2.0B is a high-performance twin impeller shower pump delivering a reliable 2.0 bar pressure boost. Designed for gravity-fed hot water systems, it supports multiple outlets with quiet, efficient operation and durable brass construction, making it an ideal upgrade for modern bathrooms.

## Description

Grundfos stn-2.0 B detailspositive & negative head shower Booster pump to increase water pressure to a gravity fed hot water system. For boosting water to single/multiple showers where the outlets are above or below the cold water tank.

Review: Probably the best on the market - Easy to install and quiet running - packing and instructions of best standard.
Review: Noisy but good item - Works well however l find it very noisy although it is on a mat. It is used to push water pressure to an upstairs bathroom consisting of toilet sink and shower and has been working well since August 2019

## Features

- GRUNDFOS, WATERMILL, desertcart, 2 BAR, TWIN, IMPELLER,
- SHOWER, PUMP, STUART, TURNER, MONSOON,

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00B9I13U8 |
| Batteries Required? | No |
| Best Sellers Rank | 307,200 in DIY & Tools ( See Top 100 in DIY & Tools ) 252 in Submersible Pumps |
| Colour | Black |
| Customer Reviews | 3.7 3.7 out of 5 stars (15) |
| Date First Available | 1 Feb. 2013 |
| Included Components | Pump |
| Item Package Quantity | 1 |
| Item Weight | 1 kg |
| Item model number | STN-20 B |
| Manufacturer | Grundfos |
| Material | Brass |
| Part Number | 96787462 |
| Power Source | Corded Electric |
| Product Dimensions | 1 x 1 x 1 cm; 1 kg |
| Style | Above Ground |

## Product Details

- **Brand:** Watermill Amazon
- **Colour:** Black
- **Item weight:** 1 Kilograms
- **Manufacturer:** Grundfos
- **Material:** Brass
- **Power source:** Corded Electric
- **Style:** Above Ground
- **UPC:** 791429703831

## Images

![Grundfos Watermill Amazon STP-2.0B 2.0bar Twin Impeller Shower Pump - Image 1](https://m.media-amazon.com/images/I/81baHrS5t7L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Probably the best on the market
*by S***A on 24 April 2019*

Easy to install and quiet running - packing and instructions of best standard.

### ⭐⭐⭐⭐ Noisy but good item
*by K***5 on 12 May 2020*

Works well however l find it very noisy although it is on a mat. It is used to push water pressure to an upstairs bathroom consisting of toilet sink and shower and has been working well since August 2019

### ⭐⭐⭐⭐⭐ Five Stars
*by P***C on 26 February 2018*

I returned this item as my old pump turned out to be ok.

## Frequently Bought Together

- Watermill Amazon STN-20 B GRUNDFOS STP-2.0B 2.0BAR Twin Impeller Shower Pump
- Airfit K12742 Hose Nipple, Gray

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**Shop now:** [https://www.desertcart.is/products/58437812-grundfos-watermill-amazon-stp-2-0b-2-0bar-twin-impeller](https://www.desertcart.is/products/58437812-grundfos-watermill-amazon-stp-2-0b-2-0bar-twin-impeller)

---

*Product available on Desertcart Iceland*
*Store origin: IS*
*Last updated: 2026-02-21*