Telford Tristar Thermal Store Direct Open-Vented Combination Cylinder – Copper Blue

When you need a dependable, efficient hot water solution for a traditional open-vented heating system, the Telford Tristar Thermal Store Combination Cylinder delivers. Combining thermal storage and direct heating in a single, compact unit, the Tristar is the go-to choice for heating engineers and homeowners who want consistent hot water performance without compromise.

Built from premium-grade copper with a distinctive blue finish, the Tristar is engineered for longevity. Whether you're upgrading an existing system or specifying for a new installation, this cylinder integrates cleanly with a wide range of direct boilers and heating configurations — saving time on site and delivering results that last.

Key Features

• Premium Copper Construction – Naturally corrosion-resistant for exceptional durability and a long service life
• Thermal Store Technology – Stores heat efficiently to deliver hot water on demand, reducing energy waste
• Open-Vented Design – Safe, low-pressure operation ideal for traditional gravity-fed and open-vented heating systems
• Direct Combination Configuration – Integrates hot water storage and space heating in one compact, efficient unit
• Multiple Capacities Available – Suitable for a range of domestic and light commercial applications
• Supplied with Fittings – Includes all necessary installation accessories and a full user/installation guide
• Trusted Telford Quality – Manufactured to exacting industry standards for reliable, long-term performance

Technical Specifications

• Brand: Telford
• Type: Thermal Store Direct Open-Vented Combination Cylinder
• Material: Copper
• Finish: Copper Blue
• System Compatibility: Direct open-vented heating systems
• Capacity: Multiple sizes available — please select from the options above

What's in the Box

• 1 x Telford Tristar Thermal Store Direct Open-Vented Combination Cylinder
• Pre-fitted installation fittings and accessories
• User and installation guide

Note: Installation must be carried out by a suitably qualified person in accordance with current Building Regulations, Water Regulations, and the manufacturer's instructions.