Quizzes & Puzzles3 mins ago
Gas Central Heating
21 Answers
What is the name of the liquid that can be added to the system to prevent clogging etc. Is this a good thing to do as I believe its quite expensive.
Answers
Best Answer
No best answer has yet been selected by BJS. Once a best answer has been selected, it will be shown here.
For more on marking an answer as the "Best Answer", please visit our FAQ.