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.

UK

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.

Channel Islands & UK Offshore

Free standard shipping on orders of £175 or above.

Royal Mail Standard - 2 to 5 days - £6

Royal Mail Express - 1 to 2 days - £15

Countries: Guernsey, Jersey & Isle of Man

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 - 4:00 PM Mon-Fri

Royal Mail Express - 2:30 PM Mon-Fri

DHL Express - 2:00 PM Mon-Fri

FedEx - 2:00 PM Mon-Fri

Additional Information

Delivery times may vary depending on shipping location and during busier periods.

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

Next-day services are estimated at 1-3 days for Highlands and Northern Ireland.

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

All amounts are based on GBP and are converted to your local currency at checkout.

We will not reimburse customers who pay any additional delivery or customs fees.

If Royal Mail isn’t delivering to a business address, it could be due to address issues, safety concerns, a delivery hold request, access problems, or local disruptions. Check for service updates and contact customer service for detail.

• 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.

Europe

Group 1

Free standard shipping on orders of €200 or above.

Standard Shipping - 5 to 6 days - €8

Countries: Austria, Belgium, France, Germany, Ireland, Luxembourg, Netherlands, Slovakia, Slovenia, Spain

Group 2

Free standard shipping on orders of €300 or above.

Standard Shipping - 5 to 6 days - €15

Countries: Croatia, Estonia, Finland, Greece, Italy, Latvia, Lithuania, Portugal

Group 3

Free standard shipping on orders of €400 or above.

Standard Shipping - 5 to 6 days - €30

Countries: Cyprus, Malta, Monaco

Group 4

Free standard shipping on orders over £160 (or the equivalent in your local market currency).

Standard Shipping - 5 to 6 days - £7 (displayed in local currency)

Countries: Czech Republic, Hungary, Poland

Group 5

Free standard shipping on orders over £240 (or the equivalent in your local market currency).

Standard Shipping - 5 to 6 days - £12 (displayed in local currency)

Countries: Denmark, Romania, Sweden

Group 6

Free standard shipping on orders over £320 (or the equivalent in your local market currency).

Standard Shipping - 5 to 6 days - £20 (displayed in local currency)

Countries: Faroe Islands, Georgia, Gibraltar, Greenland, Iceland, Kosovo, Liechtenstein, Moldova, Montenegro, North Macedonia, Norway, San Marino, Serbia, Turkey

Switzerland

Free standard shipping on orders of 300 CHF or above.

Standard Shipping - 5 to 6 days - 20 CHF

Countries: Switzerland

United States

Free FedEx shipping on orders of $400 or above.

FedEx Economy - 3 to 10 days - $20

Countries: United States

Canada

Free FedEx shipping on orders of $500 or above.

FedEx Economy - 3 to 10 days - $30

Countries: Canada

Australia

Free DHL Express shipping on orders of $1000 or above.

DHL Express - 3 to 10 days - $40

Countries: Australia

Rest of World (RoW)

Free DHL Express shipping on orders of £500 or above.

DHL Express - 3 to 10 days - £30 (displayed in local currency)

Countries: All countries not listed above

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 - 4:00 PM Mon-Fri

Royal Mail Express - 2:30 PM Mon-Fri

DHL Express - 2:00 PM Mon-Fri

FedEx - 2:00 PM Mon-Fri

Additional Information

Delivery times may vary depending on shipping location and during busier periods.

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

Next-day services are estimated at 1-3 days for Highlands and Northern Ireland.

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

All amounts are based on GBP and are converted to your local currency at checkout.

We will not reimburse customers who pay any additional delivery or customs fees.

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.*