Heat Pump Source Blog

Why Is My House Hot Upstairs and Cold Downstairs?

A house that is hot upstairs and cold downstairs usually has a heat movement problem, not two unrelated comfort problems. Warm air rises, sunlight and loft spaces can overheat upper rooms, while downstairs rooms may be shaded, draughty or slower to receive heat from the heating system. The right fix depends on when it happens. Read more »

What Size Heat Pump Do You Need?

Most UK homes that suit an air source heat pump fall somewhere between about 5 kW and 16 kW, but the useful answer is not simply based on bedrooms or floor area. Heat pump size depends on how quickly your home loses heat on a cold day, what indoor temperature you want, and whether your Read more »

What Is LPG?

LPG stands for liquefied petroleum gas. It is a portable fuel used where mains gas is unavailable or inconvenient, from patio heaters and barbecues to caravans, forklifts, rural homes and some commercial heating systems. The useful thing about LPG is that it can be stored as a liquid under pressure and used as a gas Read more »

What Are Low Carbon Heat Pumps?

Heat pumps are described as low-carbon heating because they move heat rather than create it by burning fuel in the home. They still use electricity, so the real carbon impact depends on efficiency, design and how clean the electricity supply is. A good heat pump installation is not just a box outside the house. It Read more »

What Are Heat Pumps?

A heat pump is a heating system that moves heat from outside the home to inside it. Instead of burning gas, oil or LPG in the property, it collects low-temperature heat from the air, ground or water and upgrades it to a useful temperature for heating and, in many systems, hot water. That simple idea Read more »

What Is the Ideal Room Temperature?

The ideal room temperature is not one fixed number for every home. Comfort depends on the room, activity, clothing, humidity, draughts, age, health and how quickly the building loses heat. For many UK homes, a living-room setting around 18 to 21C is a practical starting point, while bedrooms are often comfortable slightly cooler. The goal Read more »

Understanding Vented & Unvented Hot Water Cylinders

Hot water cylinders are easy to ignore until showers run cold, pressure disappoints or a replacement is needed. The big decision is usually whether the home should keep a vented cylinder or move to an unvented one. The difference is not just the cylinder. It affects water pressure, loft tanks, safety controls, installation rules, maintenance Read more »

Types of Boilers

Choosing a boiler is really a decision about hot water, heating demand, space and future plans. A small flat with one shower does not need the same system as a family house with two bathrooms, and an older vented system should not be judged by the same rules as a modern combi setup. Most UK Read more »

Difference Between a Direct and Indirect Hot Water Cylinders

If you’re in the market for a new heating system or looking to upgrade your existing one, it’s essential to grasp the fundamentals of hot water cylinders. These integral components are crucial in heating and storing water for your home. In this article, we’ll shed light on two primary types of hot water cylinders, direct Read more »

How to Prevent and Clear Airlocks in Pipes?

An airlock is trapped air that stops water moving properly through part of a heating or hot-water system. It can leave a radiator cold, make pipes gurgle or cause a tap to splutter. The important point is diagnosis: not every cold radiator or weak hot tap is an airlock. This guide explains the signs, the Read more »