---
product_id: 65677418
title: "Baxi Combi 105HE Central Heating Diaphragm Kit 5111138"
brand: "baxi"
price: "£7.81"
currency: GBP
in_stock: true
reviews_count: 5
url: https://www.desertcart.co.uk/products/65677418-baxi-combi-105he-central-heating-diaphragm-kit-5111138
store_origin: GB
region: United Kingdom
---

# Compatibility: Fits Baxi 105HE Boilers Part Number: 5111138 Includes: Diaphragm, Gland Seal, Sealing Ring & O'Ring Baxi Combi 105HE Central Heating Diaphragm Kit 5111138

**Brand:** baxi
**Price:** £7.81
**Availability:** ✅ In Stock

## Summary

> 🔧 Upgrade Your Heating Game!

## Quick Answers

- **What is this?** Baxi Combi 105HE Central Heating Diaphragm Kit 5111138 by baxi
- **How much does it cost?** £7.81 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/65677418-baxi-combi-105he-central-heating-diaphragm-kit-5111138)

## Best For

- baxi enthusiasts

## Why This Product

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

## Key Features

- • **🔒 Complete Kit:** Comes with all essential components for a hassle-free installation.
- • **💡 Expert Approved:** Manufactured by BoilerParts24, a trusted name in boiler parts.
- • **📦 Ready to Install:** No batteries required, just plug and play for immediate use.
- • **⚙️ Durable Materials:** Crafted from high-quality materials for long-lasting performance.
- • **🔍 Precision Engineering:** Designed specifically for Baxi 105HE boilers, ensuring a perfect fit.

## Overview

The Baxi Combi 105HE Central Heating Diaphragm Kit (Part Number 5111138) is a comprehensive replacement kit designed for Baxi 105HE boilers. It includes a diaphragm, gland seal, sealing ring, and O'Ring, ensuring a seamless installation process without the need for batteries. Trust in BoilerParts24 for quality and reliability.

## Description

Baxi Combi 105HE Central Heating Diaphragm Kit 5111138

## Features

- Baxi Replacement Central Heating Diaphragm Kit
- Baxi Part Number 5111138
- Kit Consists Of Diaphragm, Gland Seal, Sealing Ring & O'Ring
- Fits Baxi 105HE Boilers
- Please Note This Is The Central Heating Diaphragm & Not The DHW One

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | BoilerParts24 |
| Part Number | 5111138 |
| Item model number | 5111138 |
| Item Package Quantity | 1 |
| Batteries included? | No |
| Batteries Required? | No |

## Images

![Baxi Combi 105HE Central Heating Diaphragm Kit 5111138 - Image 1](https://m.media-amazon.com/images/I/61UhHf51qGL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Good
  

*by T***  on Reviewed in the United Kingdom on 22 November 2022*

All good

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Five Stars
  

*by G***R on Reviewed in the United Kingdom on 6 June 2015*

good service recommended

### ⭐ 1.0 out of 5 stars







  
  
    Item misrepresented
  

*by C***A on Reviewed in the United Kingdom on 31 January 2022*

This is not the item for fixing hot water issues on a BAXI 105HE. Diaphragm is too small.

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**Shop now:** [https://www.desertcart.co.uk/products/65677418-baxi-combi-105he-central-heating-diaphragm-kit-5111138](https://www.desertcart.co.uk/products/65677418-baxi-combi-105he-central-heating-diaphragm-kit-5111138)

---

*Product available on Desertcart United Kingdom*
*Store origin: GB*
*Last updated: 2026-05-28*