Facebook pixel

Guides

Expert guides and advice to help you make informed decisions.

F75 Vaillant Error Code

06th February, 2026

Guides

F75 Vaillant Error Code

One of the most common and frustrating error codes your Vaillant boiler can present to you, the F75 warning represents a potentially serious fault con...

Stephen Day profile photo

Stephen Day

Gas Safe Engineer

Boiler Circulation Pump Replacement Costs

06th February, 2026

Guides

Boiler Circulation Pump Replacement...

Here at iHeat we’re boiler experts, this includes an extensive bank of component knowledge, and we aim to help educate and inform our customers in any...

Stephen Day profile photo

Stephen Day

Gas Safe Engineer

Potterton Boiler (Combi Range)

06th February, 2026

Guides

Potterton Boiler (Combi Range)

Potterton are a brand with a celebrated lineage of expertise when it comes to heating, Potterton boilers today represent some of the best on the marke...

Stephen Day profile photo

Stephen Day

Gas Safe Engineer

Why Putting a Boiler Outside Is Often a Bad Idea

06th February, 2026

Guides

Why Putting a Boiler Outside Is Ofte...

While putting a boiler outside may seem like a good idea to save space and reduce noise inside your home, it can actually lead to a number of problems...

Stephen Day profile photo

Stephen Day

Gas Safe Engineer

What is Boiler Frost Protection?

06th February, 2026

Guides

What is Boiler Frost Protection?

Boiler frost protection is an important feature that helps prevent your boiler from freezing and breaking down in cold weather. Our guide explains how...

Stephen Day profile photo

Stephen Day

Gas Safe Engineer

How to increase boiler efficiency

06th February, 2026

Guides

How to increase boiler efficiency

Want to maximise your boiler efficiency in cold weather? Our guide provides tips on how to insulate your boiler pipes, keep up with routine maintenanc...

Stephen Day profile photo

Stephen Day

Gas Safe Engineer

Disadvantages of Oil Boilers: Exploring Key Concerns

06th February, 2026

Guides

Disadvantages of Oil Boilers: Explor...

Oil boilers may be a popular choice for home heating, but they come with some significant disadvantages. Our guide explores the drawbacks of oil boile...

Stephen Day profile photo

Stephen Day

Gas Safe Engineer

Boiler Repair Bolton

05th February, 2026

Guides

Boiler Repair Bolton

In Bolton, boiler repair costs and procedures vary significantly depending on the type of boiler.

Stephen Day profile photo

Stephen Day

Gas Safe Engineer

Baxi 830 Combi Boiler Review

05th February, 2026

Guides

Baxi 830 Combi Boiler Review

The Baxi 830 combi boiler is a compact and efficient heating system that offers excellent performance and reliability for homeowners. Our guide provid...

Stephen Day profile photo

Stephen Day

Gas Safe Engineer

How to Flush Central Heating System

05th February, 2026

Guides

How to Flush Central Heating System

Flushing a central heating system means cleaning out the inside of the pipes, radiators, and boiler with water or chemicals to make the system work be...

Stephen Day profile photo

Stephen Day

Gas Safe Engineer

Worcester Bosch Greenstar Ri Heat-Only Boiler Review

05th February, 2026

Guides

Worcester Bosch Greenstar Ri Heat-On...

Heat-only boilers, also known as 'regular' or 'conventional' boilers, form a vital component of many UK home heating systems.

Stephen Day profile photo

Stephen Day

Gas Safe Engineer

Boiler Won't Turn Off

05th February, 2026

Guides

Boiler Won't Turn Off

When a boiler fails to turn off, it can lead to excessive energy usage and potentially harm the system. Understanding why this issue occurs and how to...

Stephen Day profile photo

Stephen Day

Gas Safe Engineer