High Gain Unvented Indirect Hot Water Storage Cylinders

High Gain cylinders have a higher performance indirect coil than standard cylinders and usually have higher grades of insulation to prevent heat loss.
High Gain cylinders are the idea choice for heat pump installations.
Standard sized cylinders tend to be more cost effective as they are mass produced over the alternatives.
Slimline cylinders are ideal for tight installation spaces.
Horizontal cylinders make use of available space when height restrictions are an issue.
Combination buffer tank and cylinders are perfect for heat pump installations when a small buffer volume is required, supplied as a single unit.
Usually high gain cylinders are fitted with an external expansion vessel.