Harlequin 1400 Litre Bunded Oil Tank
The Harlequin 1400 Litre Bunded Oil Tank is designed for the safe and compliant storage of heating oil in domestic, commercial and agricultural installations. With its generous capacity and robust construction, it provides a reliable fuel storage solution for a wide range of heating applications.
Manufactured from durable Medium Density Polyethylene (MDPE), this integrally bunded oil tank offers excellent corrosion resistance, low maintenance requirements and long-term reliability. In addition, the double-skinned “tank within a tank” design provides secondary containment, helping to protect the surrounding environment in the event of an internal leak.
A bunded oil tank is often described as a “tank within a tank”. The inner tank stores the fuel, while the outer bund provides secondary containment. As a result, it helps prevent ground contamination and supports compliance with current oil storage regulations.
Suitable for domestic heating oil storage, commercial premises and agricultural applications, this Harlequin bunded oil tank combines durability, environmental protection and dependable performance in one practical design.
Key Features
- Integrally bunded (double-skinned construction)
- Dimensions: L 1900 x W 1250 x H 1420 mm
- 1400 litre capacity
- Harlequin Smart Gauge with app-connected fuel monitoring – included
- 2″ BSP fill point (standard for fuel deliveries)
- Inner tank vent
- 16″ lockable access lid
- 4″ lockable inspection cap
- Bottom 1″ BSP Female outlet – Standard bottom outlet fitting kit supplied for straightforward pipework connection
- Moulded-in lifting handles
- Manufactured from durable MDPE
- 10-year manufacturer’s warranty (upon registration)
Installation Requirements
This tank must be installed on a flat, level and non-combustible base that is capable of supporting the tank at full capacity. The base must extend fully beneath the tank footprint and provide continuous support across the entire underside.
Minimum Base Dimensions:
- Length: 2500mm
- Width: 1850mm
Installation should be carried out in accordance with current building regulations and oil storage regulations.








