Customer Information

Since first appeared online, we’ve revolutionised how Britons buy adblue tanks, diesel tanks, heating oil tanks, rainwater tanks, waste oil tanks and water tanks.

Backed by the resources of The Derwent Group, TankDepot customers benefit from over three decades experience in the supply and specification of oil and liquid storage tanks. The website combines unrivalled offline experience with the online convenience of the internet. As the UK’s leading online adblue, heating oil, water and fuel tank supplier, we remain committed to providing the highest levels of customer service and responsiveness.

Here you’ll find further information about how we manage online payments, shipping and delivery, order cancellation, complaints and our commitment to protecting your privacy and security.

Why choose an oil tank from

  • The price you see is the price you pay. There are no hidden carriage, administration, debit, or credit card surcharges.
  • Tanks from market leading manufacturers you know and can trust. We only source products from manufacturers with an established track record in the development, sale and supply of storage tanks and related accessories.
  • Over 80% of products sold by are British made. When sourcing products, we unapologetically demonstrate a preference for companies who manufacture in the United Kingdom.
  • No credit or debit card surcharges… ever.
  • Competitive prices. We regularly benchmark our prices against online and offline tank suppliers, selling products manufactured to a comparable specification.
  • Free delivery. All our product descriptions clearly state those geographic areas where products are available. And if a product, isn’t currently available in your area, be sure to check back soon as we’re continuously working with suppliers to enhance our delivery areas.
  • VAT clearly displayed on all product prices. As a business which primarily services trade customers, we clearly display VAT on all product prices.
  • Secure online purchasing and online invoicing. All online transactions are processed on behalf of by Sage Pay – a world leader in online payment processing.
  • Order online 24/7. Ordering from, means no more queuing at trade counters – allowing technicians and installers to spend more time on-site and less time at a plumbers’ merchant.
  • An oil tank specialist with over 30 years storage tank experience. is a Derwent Group business, a specialist distributor of storage tanks and liquid handling equipment.

Secure Payment by Credit or Debit Card accepts Maestro , Solo, Mastercard, Visa Credit, Visa Debit and Visa Electron. Your credit / debit card will be charged at time of order placement. In the interests of security, we only accept credit card information via our secure website and cannot accept credit card information by telephone, fax, e-mail or any other means. Please note that all credit card transactions are completed and verified on behalf of by Stripe.

All products will be invoiced in United Kingdom Sterling [UK£/GBP] and all invoiced prices include United Kingdom Value Added Tax at the prevailing rate. A VAT Receipt will be generated automatically and be sent to the e-mail specified in your order.

We can also accept orders and credit or debit card payments by phone… just call us on 01332 834 141. For complete reassurance and peace of mind, does not record or retain customer’s credit or debit card data.

Payment by Cheque

We can also accept payment by cheque. Simply print off a copy of the product you wish to order, write your name, address and telephone number on the back of the print out, enclose a cheque made payable to Derwent Weighing Limited and post to:
Derwent Weighing Ltd
23 Crystal Close
Once funds have cleared into our account, your order will be released and we will call you to confirm delivery arrangements. For your own security and peace of mind, we recommend that all cheques are sent only by registered mail.

Shipping and Delivery

All prices stated on include delivery to any mainland address in Great Britain. We also deliver many products to customers in Northern Ireland too and our delivery area is increasing all the time. Please note that we are currently unable to deliver to offshore addresses or to the Channel Islands, Isle of Man, the Republic of Ireland or any address outside the British Isles.

After placing your order, you can choose to be advised of delivery arrangements by telephone. If selected, we will endeavour to confirm delivery arrangements, prior to despatch. Otherwise, you will receive a confirmatory e-mail within 2 working days of each item being despatched.

All standard items will normally be delivered within 10 working days from date of order, unless otherwise advised. All other orders should be delivered within a period of 28 working days.

In the event that an item is unavailable, it will be placed on ‘back order’ and delivered when it becomes available. You can choose to delete any ‘back order’ item(s) from your order, up to point of product despatch.

Smaller items (including most accessories and consumables) will normally be despatched by Royal Mail. Larger items (including all storage tanks) will normally be delivered by carrier.

Please note that for all items delivered by carrier, it is the customer’s responsibility to ensure adequate vehicular access and the provision of suitable offloading equipment, where required.

Installation Requirements

All Fuel Tanks should be installed by an OFTEC Registered TechnicianAll products sold by must be installed in accordance with prevailing statutory requirements by a competent person and in accordance with manufacturer’s installation and maintenance instructions. Additionally, all oil tanks and accessories, must be installed and maintained in accordance with prevailing statutory requirements and the requirements of The Oil Firing Technical Association (OFTEC).

Where required, all electrical connections must be undertaken and periodically inspected by a qualified electrician.

We strongly recommend that you do not make arrangements for the installation of any products, until you have received your order. At, we always endeavour to provide realistic and reasonable delivery dates, but at times delays may very occasionally result due to factors beyond our direct control. Please note that will not be responsible for any delayed installation charges incurred as a result of late product delivery.

Order Cancellation

In accordance with United Kingdom and European Union consumer law, you have seven days after receipt of order to cancel the order in its entirety or any part thereof, providing the goods are in a re-saleable condition. Should you wish to cancel any order, you must first contact Please call 01332 834 141 or e-mail

After the Returns Authorisation Number has been issued, we will make arrangements with you for the goods to be returned. If you wish to arrange for the uplift of the goods, a carriage charge will apply. All carriage will be charged at cost. Alternatively, you can make your own arrangements to return the goods to us at your own expense.

Upon return of the cancelled goods to and verification that they are in a re-saleable condition, we will refund the value of the goods less any collection charges within 28 days.

Defective Products

If you believe that products you have purchased from are defective, please report this immediately to by e-mailing or calling us on 01332 834 141. If they are within the manufacturer’s guarantee period, we will arrange with the manufacturer to replace or repair the goods at the manufacturer’s discretion and consistent with their guarantee.

Where it is necessary to inspect the goods on site and an inspection proves the fault is neither the fault of, nor the product manufacturer, an inspection charge will apply, which will be advised by the manufacturer prior to site inspection.

Please note that where guarantees are available in excess of those required by law, these are provided at the discretion of the product manufacturer and not Additionally, will not be liable for any claims for consequential damage or loss.

Privacy and Security takes customer privacy and security seriously. does not disclose customer information to third parties for any activity other than for secure payment processing and verificationpurposes; and fulfilment / despatch of your order by parties acting on behalf of

Cookies are used on this shopping site for order tracking and analysis purposes only. No personally identifiable information will be released to any other third parties, without your agreement.


At, we strive for complete customer satisfaction. However, very occasionally things may go wrong. In the unlikely event that you have a complaint, please contact either by e-mail or via the website, providing as much detail as possible.. Alternatively, you can write to us at, Derwent Weighing Limited, 23 Crystal close, Mickleover, Derby, DE3 0BP, United Kingdom or call us on 01332 834 141. Please address all concerns to the Managing Director.

We will endeavour to respond to any complaint within 5 working days of receipt and to fully resolve any outstanding issues within no more than 20 working days.