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Our blog looks to provide you with useful tips and advice about all things related to heating and plumbing.

23 Jan 2026
23 Jan 2026
If you’re choosing a new hot water cylinder, Gledhill is a popular UK choice for reliable performance across unvented, vented, thermal storage and renewable energy systems. This guide explains the key differences, how to pick direct vs indirect, and where each range fits best, with quick links to the right categories on TDL Online.

24 Oct 2023
24 Oct 2023
When it comes to creating a warm and comfortable living space, energy efficiency is key. The Joule Air Source Heat Pump, powered by Samsung, is at the forefront of innovative heating technology.

17 Mar 2020
17 Mar 2020
TDL is very pleased to offer a new lightweight low-profile underfloor heating system

22 Jan 2020
23 Jan 2020
Worcester Bosch’s combi boilers are well respected, trusted products.

28 Nov 2019
22 Jan 2020
At TDL Online we sell all A-rated Worcester combi boilers including popular models such as the i, Si, CDi Compact and the new LifeStyle Boilers.

08 May 2019
08 May 2019
Is it possible to have underfloor heating with carpet or tiles?

31 Jan 2019
31 Jan 2019
Underfloor heating used to be seen as the luxury option, but it’s becoming more and more common, particularly in new builds. But how much does an underfloor heating installation cost and how do you keep the price down?

30 Jun 2016
30 Jun 2016
System boilers are a popular choice for homes all over the UK, they have a very similar system layout to that of a regular boiler except there is no need for a cold water feed or expansion cistern in the loft, which is a huge benefit.

13 Jun 2016
13 Jun 2016
Regular boilers are typically found in older properties and are the most common boiler found in homes across the UK.

26 May 2016
26 May 2016
When the time comes to replace your radiators it’s important to choose the right ones as they will need to provide you with a comfortable and warm home throughout the colder parts of the year.

15 Apr 2016
18 Apr 2016
Replacing your boiler is not something that you do every day so it is only natural that you will want to know whether the boiler you are looking at is a reliable model that offers high performance level.

06 Apr 2016
06 Apr 2016
When the time comes to replace your boiler the cost can sometimes be a bitter pill to swallow. The cost of replacing your old boiler will likely be an unforeseen expense that you weren’t planning for.

23 Mar 2016
23 Mar 2016
Underfloor heating is becoming progressively more popular in homes all over the UK. This is particularly true of new build properties where underfloor heating can be introduced fairly easily without the need for more involved and expensive construction work.

26 Jan 2016
27 Jan 2016
Underfloor heating is not the easiest subject matter to understand, especially if you are not the type of person who is familiar with heating or plumbing.
Our guide to underfloor heating looks to answer a few of the most common questions so that you know everything you need to know about Underfloor Heating, giving you the information you need to make more informed purchasing and installation decisions.

23 Dec 2015
23 Dec 2015
Here at TDL Online we understand that replacing your combi boiler can be a daunting and somewhat confusing task. This article hopes to shed some light on some of the things that should be taken into consideration and the costs associated with getting a new boiler.
The actual combi boiler cost can vary based on a number of things, including brand, performance and size.
Whether your boiler is on the blink or if you’re simply looking for an upgrade, then there are some key factors that are worth considering.

02 Dec 2015
02 Dec 2015
Here at TDL we have devised a Worcester combi boiler review in order to outline some of the main differences within the Worcester combi boiler range. This handy article will bring to light some of the main things you will need to consider when selecting a new boiler for your home.

20 Nov 2015
20 Nov 2015
Our Vaillant combi boiler review looks at the boilers based on their suitability for various property sizes, however we would still recommend getting in touch with a qualified Gas Safe heating engineer as they will be able to suitably specify the boiler you require.

11 Nov 2015
11 Nov 2015
Ideal, as one of the UK’s top boiler brands, offer a variety of combi boilers in a range of outputs to suite every home.
Our Ideal Combi Boiler Review looks to outline the different boilers available across the range and highlight the differences between each model.

04 Nov 2015
04 Nov 2015
The Gold Boiler range by Potterton is their premium boiler series that incorporates all the best and crucial factors ideally needed in a boiler which ranges from efficiency and reliability to even the after care and support.
Our Potterton Gold Boiler Review looks to outline the different boilers available across the range and highlight the differences between each model.

02 Oct 2015
02 Oct 2015
Choosing a hot water cylinder can sometimes be a difficult task, especially if you’re unaware of the different types for your system. In most cases a plumber will be able to specify your cylinder, and we strongly recommend double checking with your installer before making a purchase to ensure you’re getting the correct cylinder for your central heating system.

15 Sep 2015
02 Oct 2015
After 28th September 2015, every manufacturer of gas appliances will need to comply with these new regulations. Vaillant are no exception and as a result have released a number of new boiler models that are 100% ‘ErP Compliant’. The new ErP boilers have been built to meet specific eco-friendly criteria and have been labelled up in a manner that makes the efficiency of the boiler a lot easier to understand for the consumer.

31 Jul 2015
31 Jul 2015
The new legislation known as the Energy-related Products directive is designed to lower energy consumption and ensure that end users are more aware of the efficiency levels of the products they use on a day to day basis with the help of clearly displayed energy labels. It is a new regulation that is set and enforced by the European Union to improve the efficiency of all heating and hot water products produced by manufacturers in the UK.

04 Jun 2015
04 Jun 2015
Underfloor heating is a relatively new concept for many but is a feature that is becoming more and more common in homes up and down the UK.

13 May 2015
19 May 2015
When the time comes for a new boiler selecting the right one can get confusing, here is an insight into what Combi Boilers are.

13 May 2015
19 May 2015
The world of Hot Water Cylinders is both vast and confusing. With many different types and configurations available, it can often be quite intimidating if you’re unsure of what you need. Luckily, our brief guide to Cylinders should help you on your way towards understanding which cylinder you may need to complete your heating system.
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