---
product_id: 511378003
title: "GROHE Flat-Faced Male Straight Isolating Valve, Brass, 15 mm Compression x 3/8 Inch Male, European to UK Tap Adapter, for Flexible Tap Connector Hose Pipes, Pack of 2, Chrome Finish, 129473"
brand: "grohe"
price: "$20.47"
currency: USD
in_stock: true
category: "Grohe"
url: https://www.desertcart.us/products/511378003-grohe-flat-faced-male-straight-isolating-valve-brass-15-mm
store_origin: US
region: United States of America
---

# Quick & Easy Installation 15mm Compression x 3/8" BSP Thread Durable Solid Brass Build GROHE Flat-Faced Male Straight Isolating Valve, Brass, 15 mm Compression x 3/8 Inch Male, European to UK Tap Adapter, for Flexible Tap Connector Hose Pipes, Pack of 2, Chrome Finish, 129473

**Brand:** grohe
**Price:** $20.47
**Availability:** ✅ In Stock

## Summary

> 🔧 Upgrade your tap game with brass-backed confidence!

## Quick Answers

- **What is this?** GROHE Flat-Faced Male Straight Isolating Valve, Brass, 15 mm Compression x 3/8 Inch Male, European to UK Tap Adapter, for Flexible Tap Connector Hose Pipes, Pack of 2, Chrome Finish, 129473 by grohe
- **How much does it cost?** $20.47 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/511378003-grohe-flat-faced-male-straight-isolating-valve-brass-15-mm)

## Best For

- grohe enthusiasts

## Why This Product

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

## Key Features

- • **Plug & Play Installation:** Designed for hassle-free fitting—get your kitchen or bathroom taps up and running in no time.
- • **Premium Brass Durability:** Crafted from solid brass to resist corrosion and ensure long-lasting reliability.
- • **Trusted by Professionals:** Highly rated by plumbers and users alike for flawless fit and dependable performance.
- • **Perfect Pair for Precision:** Includes two adaptors per pack, ideal for dual-tap setups or future-proofing your plumbing.
- • **Seamless UK to European Connection:** Effortlessly link your Grohe taps with European 3/8" flexi hoses for flawless water flow.

## Overview

The GROHE Pair of Adaptors offers a precision-engineered 15mm compression to 3/8" BSP male thread connection, crafted from durable brass for corrosion resistance. Ideal for connecting European 3/8" flexi hoses to UK Grohe kitchen and bathroom taps, this set of two ensures quick, professional-grade installation and reliable performance, backed by strong user and plumber endorsements.

## Description

This GROHE Flat-Faced Male Straight Isolating Valve serves as a critical bridge between international plumbing standards, specifically designed to allow European taps and flexible connectors to integrate seamlessly with standard UK 15 mm piping. The valve features a flat-faced 3/8 inch male thread that provides the necessary surface area for European-style captive nut hoses to seal correctly without leaking. Built from premium brass with a clean chrome finish, it offers both aesthetic appeal and long-term durability. The integrated screw-slot mechanism allows for immediate water isolation, making it an indispensable component for modern bathroom and kitchen installations.

## Features

- Engineered to adapt European tap flexible connectors to standard UK 15 mm pipework; ensures a secure and compatible installation for international fixtures
- Features a 3/8 inch flat-faced male thread; provides the correct sealing surface for European-style captive nut hoses to prevent leaks
- Includes a 15 mm compression fitting end; allows for a reliable and solderless connection to standard copper piping using a nut and olive
- Manufactured from brass
- Designed for easy operation with a simple screwdriver slot; allows for quick isolation of the water supply during maintenance or repairs

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0H1WZ43GM |
| Best Sellers Rank | 23,490 in DIY & Tools ( See Top 100 in DIY & Tools ) 15 in Tap Valves |
| Brand | GROHE |
| Colour | Chrome |
| Connector Type | Compression |
| Country of Origin | China |
| Customer Reviews | 3.0 3.0 out of 5 stars (2) |
| Included Components | Pair of Adaptors |
| Item Dimensions | 42 x 25 x 27 millimetres |
| Item Type Name | Isolating Valve |
| Manufacturer | GROHE |
| Material | Brass |
| Model Number | 129473 |
| Number of Pieces | 2 |
| Part Number | 129473 |
| Set Name | Set of 2 |
| Size | 15 mm x 3/8 inch |
| Thread Size | 3/8 inch |
| Thread Type | 3/8 inch |
| Unit Count | 1.0 count |

## Product Details

- **Brand:** GROHE
- **Colour:** Chrome
- **Connector type:** Compression
- **Item dimensions L x W x H:** 42 x 25 x 27 millimetres
- **Manufacturer:** GROHE
- **Material:** Brass
- **Number of pieces:** 2
- **Size:** 15 mm x 3/8 inch
- **Thread size:** 3/8 inch
- **Thread type:** 3/8 inch

## Images

![GROHE Flat-Faced Male Straight Isolating Valve, Brass, 15 mm Compression x 3/8 Inch Male, European to UK Tap Adapter, for Flexible Tap Connector Hose Pipes, Pack of 2, Chrome Finish, 129473 - Image 1](https://m.media-amazon.com/images/I/71Vkb2zCd6L.jpg)
![GROHE Flat-Faced Male Straight Isolating Valve, Brass, 15 mm Compression x 3/8 Inch Male, European to UK Tap Adapter, for Flexible Tap Connector Hose Pipes, Pack of 2, Chrome Finish, 129473 - Image 2](https://m.media-amazon.com/images/I/41yEw6R9riL.jpg)
![GROHE Flat-Faced Male Straight Isolating Valve, Brass, 15 mm Compression x 3/8 Inch Male, European to UK Tap Adapter, for Flexible Tap Connector Hose Pipes, Pack of 2, Chrome Finish, 129473 - Image 3](https://m.media-amazon.com/images/I/31mpFJlp+cL.jpg)
![GROHE Flat-Faced Male Straight Isolating Valve, Brass, 15 mm Compression x 3/8 Inch Male, European to UK Tap Adapter, for Flexible Tap Connector Hose Pipes, Pack of 2, Chrome Finish, 129473 - Image 4](https://m.media-amazon.com/images/I/41d5PH9+Q7L.jpg)
![GROHE Flat-Faced Male Straight Isolating Valve, Brass, 15 mm Compression x 3/8 Inch Male, European to UK Tap Adapter, for Flexible Tap Connector Hose Pipes, Pack of 2, Chrome Finish, 129473 - Image 5](https://m.media-amazon.com/images/I/41ooQNkQV-L.jpg)

## Available Options

This product comes in different **Color, Connector Type** options.

## Frequently Bought Together

- GROHE 127804 Pair of Adaptors for UK Fittings 15mm Compression by 3/8 Inch BSP Male Thread, Brass
- Breezliy Lead-Free Brass Angle Stop Add-A-Tee Valve,3/8-Inch Compression Inlet X 3/8-Inch Compression Outlet X 3/8-Inch Compression Outlet 2 Pack
- Litorange Lead-Free 2 PCS Brass Angle Stop Add-A-Tee Valve 3/8" Compression Inlet by 3/8" Compression Outlet by 3/8 Inch Easy Connect Tee

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-10-06*