Why do you have a buffer vessel with a heat pump?
Do you need a buffer vessel (or buffer tank) with a heat pump. Graham Hendra shares his thoughts on this subject.
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What is delta T (ΔT)?
Graham Hendra explains what the mysterious delta T (ΔT) is when it comes to heat pump systems.
What is seasonal coefficient of performance (SCOP)?
Most heat pump owners are familiar with the term coefficient of performance (COP). Graham Hendra explains the difference between COP and seasonal coefficient of performance
Is a heat pump sized in the same way as a fossil fuel boiler?
Confused about heat pump sizing compared to traditional gas or oil boilers? Graham Hendra clarifies the best approach to correctly size heat pumps for efficient,
How can the efficiency of a heat pump exceed 100 percent?
It’s difficult to understand how a heat pump can have an efficiency of over 100%. Graham Hendra explains how heat pumps are able to achieve
What are the risks of oversizing a heat pump?
We know that if a heat pump is undersized, this may mean that it will struggle to heat your property, but what are the risks
What is the difference between an EPC certificate and a heat loss calculation?
Discover the key differences between an EPC certificate and a heat loss calculation with expert insights from Graham Hendra. Sponsored by Auream Energy, this informative
How does a heat loss calculation help you calculate the size of a heat pump?
Discover how to choose the perfect heat pump size for your home with expert guidance from Graham Hendra. Thanks to Auream Energy for sponsoring —
The Graham Hendra Awards
By now, if you’re a regular reader of my posts, you will know I’m a bit of an egomaniac so it won’t surprise you that
Heat pumps for apartment blocks and whiskey distilleries
Join us for an insightful interview with Dave Pearson, Group Sustainable Development Director at Star Refrigeration, as he discusses innovative heat pump applications in apartment
