J&S McNally supplies and installs stainless steel unvented hot water cylinders.

Unvented hot water has the following benefits:
• Drinking water at all taps
• No need for cold water storage tanks
• Fast filling baths
• Removes the need for shower pumps
• More flexibility on where the system can be installed
• Unvented hot water systems constantly provide hot water at mains pressure throughout your home.