Ithax Lightweight Insulation

Should you not be satisfied with your order, you have 30 days from the date of delivery to return this for an exchange, full refund or gift voucher credit.

All exchanges are free using our returns portal but please note returns for refund have £5.00 deducted from the final refund amount to cover the cost of return postage.

Read our full returns policy here

At ThruDark we are constantly striving to deliver a better service to our customers. By partnering with Klarna we can now offer all UK customers Buy Now, Pay Later with Klarna using their pay in 3 installments with 0% interest and no fees (UK). (Only applicable to UK orders over £35).

Please note: Klarna is unavailable for pre-order items.

Learn more on our partnership with Klarna.

For orders of £175 or above we offer free standard shipping to mainland UK.

For orders of £350 or above we offer free next day shipping to mainland UK.

For mainland UK orders below free shipping thresholds, we offer the following options:

• Royal Mail Standard - 2 to 5 days - £6.
• Royal Mail Express - 1 to 2 days - £8.
• DHL Express - Next Day - £10.
  

Jersey, Guernsey & Isle of Man

• Free standard shipping on orders of £175 or above.
• Royal Mail Standard - 2 to 5 days - £10.
• Royal Mail Express - 1 to 2 days - £25.

Shipping method cut-off times:

Delivery estimates apply to orders placed before the shipping method cut-off times.

Orders placed after the shipping method cut-off on Fridays will not be dispatched until the next working day.

• Royal Mail Standard - 4pm Mon-Fri.
• Royal Mail Express - 2:30pm Mon-Fri.
• DHL Express - 2pm Mon-Fri.

Please note that delivery times may vary depending on shipping location and during our busier periods.

All estimates are based on working days which are Monday - Friday excluding UK bank holidays.

Next day services are estimated at 1-3 days to Highlands and NI.

We currently pay all customs charges and import duties on all deliveries.

All amounts are based on GBP and are calculated in your currency at checkout.

We offer the following global delivery options:

Western Europe

• Free economy shipping on orders of £350 or above.
• FedEx Economy - 3 to 6 days - £20.
• DHL Express - 1 to 3 days - £30.

Western Europe is defined as: Croatia, Cyprus, Czechia, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Åland Islands, Albania, Andorra, Armenia, Belarus, Bosnia & Herzegovina, Faroe Islands, Georgia, Gibraltar, Greenland, Iceland, Kosovo, Liechtenstein, Moldova, Monaco, Montenegro, North Macedonia, Norway, Réunion, San Marino, Serbia, Switzerland, Türkiye, Vatican City.

Any European countries outside of this list are defined as ROW.

US & Canada

• Free economy shipping on orders of £350 or above.
• FedEx Economy - 3 to 10 days - £25.
• DHL Express - 2 to 6 days - £40.

Australia & New Zealand

• Free express shipping on orders of £500 or above.
• DHL Express - 3 to 10 days - £30.
  

ROW

• Free express shipping on orders of £500 or above.
• DHL Express - 3 to 10 days - £30.

We provide tracking numbers on all orders once fulfilled and dispatched by our warehouse team. These can be used to follow the progress of your delivery and in some cases to change address or delivery details if required. Please see below for links to track and manage your parcel with our respective couriers:

• Royal Mail - https://www.royalmail.com/track-your-item
  
• DHL - https://www.dhl.com/gb-en/home/tracking.html?locale=true
  

*If you need to change the delivery address on your shipment please use the DHL app or manage the shipment online with Royal Mail. Unfortunately, our Support team is unable to amend shipping addresses or make any other changes to your order once placed.*