# Invena 23 1/2-inch BSP Chrome-Plated Brass Pipe Extension, 50 mm

Invena 23 is a 50 mm female-to-male threaded pipe extension with a 1/2-inch BSP thread and a chrome-plated brass body. It is intended to extend tap or fitting connections where extra clearance is needed, but thread compatibility and the required extension length matter for installation.

- [Original product page](https://bargainpostbox.co.uk/product/invena-23-bsp-brass-pipe-extension-50mm)
- [View offer](https://bargainpostbox.co.uk/visit/invena-23-bsp-brass-pipe-extension-50mm)
- Market: UK
- Language: en-GB
- Currency: GBP
- Brand: Invena
- Model: 23
- Category: Tools & Garden > Electrical & Plumbing
- Price: 7.99 GBP
- Previous price: 9.99 GBP
- Discount: 20%
- Price checked: 2026-11-12T15:02:23.532Z
- Rating: 4.4 / 5
- Reviews: 192

Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store.

## At a glance

- Female-to-male 1/2-inch BSP threaded extension, listed as 50 mm long.
- Chrome-plated brass construction, intended for bib taps and extending fitting connections.
- The product description also names discharge-valve and radiator-valve connections as possible uses.

## Pros

- The stated female-to-male BSP connection and 50 mm length make the intended fitting and extension size clear.
- Chrome-plated brass construction may suit a visible tap connection where a chrome finish is wanted.
- The described uses include compensating for wall thickness and moving a tap further from the wall.

## Specifications

### Identity
- Brand: Invena
- Model: 23
### Thread and dimensions
- Thread type: BSP
- Thread size: 0.5 inch
- Connection: Threaded
- Length: 50mm long
- Weight listed: 100 Grams
### Materials and finish
- Material listed: Brass
- Colour: Chrome
### Package quantity
- Number of pieces: 1
### Manufacturer-stated operating limits
- Maximum working pressure: 1,0MPa \(10 bar\)
- Maximum working temperature: +100C

## Before you buy

- The description gives the working pressure as 1,0MPa \(10 bar\) and the maximum working temperature as +100C. Treat these as manufacturer claims, not independently verified limits, and confirm they suit the installation.
- The listing uses 1/2-inch BSP and also shows 15 mm in its title. Confirm the required thread standard and fit for your particular connection before ordering.

## A good fit for

- Buyers extending a compatible 1/2-inch BSP tap or fitting connection by 50 mm.
- Installations where a chrome-plated brass extension is preferred for a visible connection.
- Users compensating for wall thickness or seeking extra clearance at a tap, fitting or radiator valve.

## Less suited to

- Buyers needing a different thread size or extension length.
- Anyone requiring independently verified pressure or temperature performance.

## Customer feedback

Customer feedback describes the fitting as nicely machined, as described and functional, while reports about fit are mixed, with some saying it fits easily and others less certain. That distinction is relevant for a threaded part: the stated 1/2-inch BSP size and 50 mm length define the intended connection, but feedback does not establish compatibility with every installation.
- Positive themes: Customers describe the fitting as nicely machined and functional.
- Mixed feedback: Fit feedback is mixed, with some finding it easy to fit and others reporting varied experiences.

## Frequently asked questions

### What thread size does this extension use?
The listing specifies a 1/2-inch BSP female-to-male threaded connection. Check that this matches both sides of your installation.
### How long is the extension?
The selected item is listed as 50mm long. Other lengths appear in the general product description, so confirm the chosen variant is the 50 mm one.
### What is it made from?
The material is listed as brass, and the description specifies chrome plating.
### What uses does the listing describe?
It names bib taps, fitting connections, discharge valves and radiator-valve connections, including extending a valve to address clearance.

## Alternative options

- [2 Pcs 304 Stainless Steel Pipe Fitting, 1/2" Female to 1/2" Male BSP Thread Nipple for Water, Air, and Industrial Pipe Connections, 50mm Length](https://bargainpostbox.co.uk/visit/invena-23-bsp-brass-pipe-extension-50mm)
- [3 Pcs 1/2" Shower Head Extension 60 mm Thread Extender Male to Female \| DN15 Thread Extension, Corrosion Resistant, Precise Thread, for Water Pipe Interfaces Extension](https://bargainpostbox.co.uk/visit/invena-23-bsp-brass-pipe-extension-50mm)
- [3/4" BSP Pipe Thread Extension Female x Male Chrome Brass - 15mm Long](https://bargainpostbox.co.uk/visit/invena-23-bsp-brass-pipe-extension-50mm)
- [ERGAOBOY 1 PC 1/2" Female x 1/2" Male BSP 304SS Hex Pipe Adapter \| Female to Male Thread Reducer Fitting, Cold Forged Stainless Steel Pipe Extender Joint for Water Oil Gas](https://bargainpostbox.co.uk/visit/invena-23-bsp-brass-pipe-extension-50mm)
- [TAISHER 2PCS 304 Stainless Steel Pipe Fitting, Extension Hex Adapter, 1/2" Male Pipe x 1/2" Female Pipe, Length 50 mm/1.97 Inch](https://bargainpostbox.co.uk/visit/invena-23-bsp-brass-pipe-extension-50mm)
- [Brass Threaded Pipe Fitting 50mm 1/2 Pt Male X 1/2 Pt Female Adapter \| Water Pipe Extension Joint Female Male Thread Pipe Corrosion Resistant Brass Hose Connector for Connect Pipes](https://bargainpostbox.co.uk/visit/invena-23-bsp-brass-pipe-extension-50mm)
- [TAISHER 2 Pcs Stainless Steel Pipe Fittings, 1/2" BSP x 1/2" BSP Female Threaded, 50mm Length Nipple Cast Pipe, for Water Oill Air Gas](https://bargainpostbox.co.uk/visit/invena-23-bsp-brass-pipe-extension-50mm)
- [PATIKIL Shower Head Extension Arm, 2 Pack Brass G1/2 Male to Female Thread 20mm Length Pipe Fitting Shower Head Extender](https://bargainpostbox.co.uk/visit/invena-23-bsp-brass-pipe-extension-50mm)
- [Bwintech 2 Pcs 1/2" Female to 1/2" Male BSP Thread Brass Hex Nipple Reducing Connector for Pipe Connecting Conversion](https://bargainpostbox.co.uk/visit/invena-23-bsp-brass-pipe-extension-50mm)
- [4 Pcs Shower Head Extension 1/2" Male to Female Thread Extender 15 mm \| DN15 Thread Extension, Corrosion Resistant, Precise Thread, for Water Pipe Interfaces Extension](https://bargainpostbox.co.uk/visit/invena-23-bsp-brass-pipe-extension-50mm)
- [2 Pcs 304 Stainless Steel Pipe Fitting, 1/2" Female to 1/2" Male BSP Thread Nipple for Water, Air, and Industrial Pipe Connections, 20mm Length](https://bargainpostbox.co.uk/visit/invena-23-bsp-brass-pipe-extension-50mm)
- [2PCS 304 Stainless Steel Extension Pipe Fitting, 1/2" Female to 1/2" Male Hex Bushing Adapter, 70mm Length for Water, Air, and Oil Line Connections](https://bargainpostbox.co.uk/visit/invena-23-bsp-brass-pipe-extension-50mm)

## Add-ons

- [1/2" BSP \(15mm\) Pipe Thread Extension Female x Male Chrome Brass - 50mm Long](https://bargainpostbox.co.uk/visit/invena-23-bsp-brass-pipe-extension-50mm)

## Images

![Invena 23 1/2-inch BSP Chrome-Plated Brass Pipe Extension, 50 mm — 1](https://bargainpostbox.co.uk/i/NorJ7eqGMMxVb8sKRsq-MyBEClgHicEX5s82GfHVD728hY4Bs8V01qFqzJK_sqGMiKQKKI2BuSe5bE7xhUL6LRh0utElHiJvcmQIt8vR-NGDS9UZ-utFJCfF.jpg)

![Invena 23 1/2-inch BSP Chrome-Plated Brass Pipe Extension, 50 mm — 2](https://bargainpostbox.co.uk/i/QzzHo9-zy6wyTScBB0k_e7kh5c-Qlxz7shE_zOMi6xBehRXDSLK7bwnyZv_yJzPHmRQWBcaIJdufYknv9fEiDnJbkUVEJ8WFYl4Z3Xf8IIBVBau9.jpg)