The Knowledge

The Knowledge

A miscellaneous collection of heating related theory and calculations, an objective view of the use and misuse of types of technology, water treatment and much much more.

August 5, 2022

Boilers Vs Heat Pumps - Which Costs More To Run?

As always with heat pumps, this is something that's quite often misunderstood. We often see customers asking other customers: "how […]

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May 26, 2022

Heating Water Treatment Explained (VDI 2035)

Hi guys! The video has some of the same information but the article is more detailed and will be updated […]

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May 13, 2022

Do I Need to Upgrade my Radiators for a Heat Pump?

Radiator sizing is the most important thing when it comes to heat pumps, especially on older retrofits.  Not only will […]

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May 3, 2022

Does My Pipework Need Upgrading for a Heat Pump? With Cheat Sheet

Does Low-Temperature Heating Need Larger Pipework? The most common myth you hear everywhere is that low-temperature systems need large bore […]

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March 29, 2022

The Boiler Upgrade Scheme, What You Need to Know

We’re joined by the renewables Director of VitoEnergy, Richard Hiblen to look at the boiler upgrade scheme or ‘BUS’.  Richard […]

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March 4, 2022

Should Your Heating be Left on All the Time or Not?

The age-old question: Should I leave my heating on all day or not? and even with heat pumps: On all […]

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February 28, 2022

Choosing the Best Smart Thermostat!

Most people think that all smart stats are equal, but there is a key difference that no one seems to […]

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February 11, 2022

3 Steps to Maximise Your Heat Pump (or Boiler) Efficiency 

You'll often find one of two scenarios with many heat pump installations.  One is that during the handover of your […]

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February 8, 2022

Heat Loss Calculation: How To Size My Heat Pump Or Boiler! With Cheat Sheet

The Heating Industry has Lost its Way The heating industry has been left in a right old pickle.  Years of […]

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February 4, 2022

What to Ask Your Heat Pump Surveyor When Getting Quotes?

Getting a heat pump is a daunting task. There seems to be a ridiculous amount to learn if you want […]

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