Mo Alwadi

Mo Alwadi (Gas Safe Registered Engineer)
Mo Alwadi is Renewable Manager at Let’s Heat and a Gas Safe registered engineer (registration no. 977042), with experience in domestic heating and air conditioning. He contributes technical guidance on boiler installation, boiler replacement, heating systems, air conditioning and home energy solutions, helping UK homeowners understand their options and make informed decisions.
Alpha Boiler Fault Codes / Error Codes List
Alpha boilers are known for their affordability, making them a popular choice for homeowners on a budget. However, due to their lower price point, they can experience more frequent breakdowns compared to premium models. Despite this, Alpha boilers maintain good customer ratings on most review platforms. This guide will help you understand common Alpha boiler … Continued
hydronic boilers heating system
Hydronic boilers are an essential component of efficient, water-based heating systems, offering consistent warmth and energy savings for homes and commercial spaces. The best hydronic boilers combine advanced technology, high efficiency, and reliability, ensuring optimal performance and long-term value. Whether you need a compact combi boiler for a small home or a high-output system boiler … Continued
Electric vs Gas Boilers
Gas boilers are very common across the UK. They run on natural gas that is automatically supplied from the national gas grid. However, electric boilers are increasing in popularity as well. They are a good boiler option and worth considering. Electric boilers do not burn fossil fuels so they are considered to be a low … Continued
Mitsubishi vs Toshiba Aircon – Detailed Comparison
In the world of air conditioning, two prominent names stand out: Mitsubishi and Toshiba. These industry giants have been competing head-to-head, striving to provide the most advanced and efficient cooling solutions for homes and businesses alike. With their cutting-edge technology and dedication to innovation, Mitsubishi and Toshiba have revolutionized the way we experience comfort. Join … Continued
How Old is My Boiler
Understanding the age of your boiler is crucial for maintaining an efficient and reliable heating system. An outdated boiler not only consumes more energy but also increases the likelihood of unexpected breakdowns. This guide provides comprehensive steps to identify the age of your boiler, recognize signs of aging, evaluate potential savings from upgrading, and determine … Continued
Boiler Flow Temperature: Optimize Settings to Save Energy and Money
The boiler flow temperature is an often-overlooked setting in households, yet adjusting it can result in significant savings on energy bills. With rising energy costs, knowing how to properly set your boiler’s flow temperature is essential for improving efficiency without sacrificing comfort. In this comprehensive guide, we’ll explore the ideal flow temperature settings, how to … Continued
Troubleshooting Ariston Boiler Error Codes | Expert Solutions & Fixes
Ariston, a division of the Ariston Thermo Group, boasts a rich history spanning over 90 years. Established by Italian industrial pioneer Aristide Merloni, the brand prides itself on being global leaders in heating comfort and energy efficiency. Nonetheless, like any appliance, Ariston boilers may encounter issues and breakdowns over time. In this blog, we’ll delve … Continued
ATAG Boiler Error Codes / Fault Codes
ATAG boilers are known for their efficiency and high engineering standards. However, like any mechanical system, they can occasionally encounter problems. In this article, we will cover the most common ATAG boiler error codes, their meanings, and practical solutions. Whether you’re a homeowner or a technician, this guide will help you understand these errors and … Continued
Combi Boiler Pipework Layout
Combi boilers are the most common type of boiler in UK households, with around 80% of homes relying on them. Known for their efficiency and compact size, combi boilers provide both heating and hot water on demand. But how exactly do they function, and what role does their pipework play in ensuring your home remains … Continued
Vaillant F23 Fault Code: Causes & What to Do
Vaillant F23 fault code? F23 means the boiler has detected too great a temperature difference between the heating water leaving the boiler and the water returning to it. In simple terms, heat is being produced but the water may not be circulating through the boiler and heating system as expected. Possible causes include trapped air, … Continued





