1,400 Litre Slimline Oil Tank (Diamond Tank)

Length: 2210 mm

Width: 640 mm

Height: 1670 mm

Weight: 200 kg

Shipping: FREE to mainland UK.  Terms and conditions apply.  Please contact us if the delivery address is in Scotland or Ireland, or the London area, for a shipping quote.



Options Total: £ 0

Apollo Gauge & Fitting Kit Options


Diamond 1400 Litre Bunded Super Slimline Oil Tank (320 gallons)

This 1400 Slimline Oil Tank features integral bunding as standard. Harlequin Diamond tanks are a no-nonsense storage tank solution.

They are designed for customers who do not require the additional benefits of oil gauges or other accessory equipment.

The 1400 Slimline Oil Tank features the following:

  • Nominal capacity: 1400 litres
  • Brim-full capacity: 1435 litres
  • 32mm drilled and plugged gauge hole
  • 2″ fill point
  • Contents dipstick
  • 4″ lockable inspection point
  • lockable manhole access
  • 1″ BSP female outlet connection
  • Vent

Optional Extras:

  • Apollo Oil Gauge
  • Bottom Outlet Fitting Kit

Warranty: 10 Years

Certification & Regulatory Compliance:

This 1400 litre bunded oil tank meets all requirements held within the following UK regulations:

Control of Pollution (Oil Storage)(England) Regulations (2001)

Control of Pollution (Silage, Slurry and Agricultural Fuel Oil) Regulations 1991

The Control of Pollution (Silage, Slurry and Agricultural Fuel Oil) Regulations (Northern Ireland) 2010

Pollution Prevention Guidelines PPG5 (2007)

Applications and installation requirements:

Suitable for domestic and commercial use, in above ground installations.

Fuel tanks should be installed by a competent and qualified technician.

These tanks are HVO compatible.

Installation instructions are provided with the tank and should be adhered to accurately.


FREE to mainland UK. Please contact us to obtain a quote for deliveries to Channel Islands, Scottish Isles and Northern Ireland. Delivery by curtain side HGV. Delivery terms and conditions apply.

Due to recent transport updates, there is extra carriage charge if the delivery address is in London, within the M25. Please use the link Here  to view the post codes affected. Then please give us a call for a shipping quote.

It is the customer’s responsibility to ensure that adequate access and turning space is provided for a flatbed vehicle and that appropriate offloading facilities and equipment is provided. Please contact us on 01953 665940 for Hiab and other special delivery requests and we will be happy to assist.

Contact us for a competitive installation quote for this tank model.

All Tanks-UK installers are fully OFTEC licensed.

Lead time: The lead time for the 1400SSL, is estimated at 2 weeks, we will confirm this at the point of ordering.

Additional information

Weight 200 kg
Dimensions 2110 × 640 × 1670 cm


Tank Size

1,100 – 1500 Litres


Dark Green


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