Unvented cylinders are also known as pressurised cylinders. There are many sizes and shapes of Unvented cylinders available. A range of sizes, including slim fit and even horizontal units are represented.

Thermal store are used to store energy in the form of hot water. The advantages of thermal stores are that they are designed to be a central bank of energy into which you can plug a range of heat sources. From heat pumps to wood burning stoves they are used to combine many heat sources into stored energy

Buffer cylinders are made in many shapes and sizes. They are predominantly used to store heat, and therefore lessen the impact of certain technologies starting to work.