Key Information
- Dimensions — 2029(H) x 580(D)mm
- Pre-Plumbed Configuration — Simplifies installation and reduces additional pipework
- 347.4L Hot Water Capacity — Ideal for very large households with high demand
- 2.6m² Coil Size — Enhanced heat transfer performance
- 70% Reheat Time 18.41 Minutes — Reliable recovery after heavy use
- Cold Water Inlet Plate — Minimises mixing and maximises usable hot water
- Heat Loss 1.68kWh — Controlled standby energy consumption
- Compatible with Vaillant Heat Pumps and Boilers — Flexible system integration
- Smart Control via myVaillant App — Remote hot water management
- 2-Year Parts Guarantee / 25-Year Inner Tank Warranty — Long-term reassurance
What's Included
The Vaillant uniSTOR PLUS 300L Pre-Plumbed Heat Pump Cylinder is designed for properties with significant hot water demand, combining substantial storage capacity with simplified installation. Fully compatible with Vaillant heat pumps, system boilers and heat-only boilers, it integrates seamlessly into modern domestic heating systems.
Supplied in a factory pre-plumbed configuration, these hot water cylinders help reduce installation time while maintaining the strong performance standards of the uniSTOR PLUS range.
Pre-Plumbed for Streamlined Installation
The pre-plumbed design minimises additional pipework and on-site configuration, helping installers achieve a faster and more efficient setup. It is ideal for larger homes, system upgrades and new build installations where installation efficiency matters.
This approach delivers maximum capacity without added installation complexity.
Optimised for Heat Pump Performance
When paired with a Vaillant heat pump, the uniSTOR PLUS 300L provides efficient and responsive hot water delivery. It is suitable for use with all Vaillant heat pumps, as well as system and open vent boilers.
Featuring a 2.6m² coil, this cylinder is engineered for enhanced heat transfer performance. With a 70% reheat time of 18.41 minutes, it ensures dependable recovery even after extended demand.
Maximum Usable Hot Water
A cold water inlet plate helps minimise mixing between incoming cold water and stored hot water, maintaining a greater proportion of usable hot water within the cylinder.
With a hot water capacity of 347.4 litres, this model is ideal for very large households or properties with consistently high daily hot water usage.
Energy Efficiency and Smart Control
With a heat loss rating of 1.68kWh, the cylinder is designed to control standby energy losses while maintaining consistent performance.
When installed with compatible Vaillant controls, hot water demand can be monitored and adjusted through the myVaillant App, offering convenient remote management.
Order from PlumbNation Today
Choose the Vaillant uniSTOR PLUS 300L Pre-Plumbed Heat Pump Cylinder for maximum hot water capacity with efficient performance and streamlined installation. Available now at PlumbNation.
