Aqbau® empty pipe/corrugated pipe 23/28mm blue 50m for aluminum composite pipe or cable Outer diameter: 28 mm Inner diameter: 23 mm Length - 50 m ✔ Shipping is carried out by DHL. You only pay postage once, no matter how much you order. If there are different shipping costs for different items, the higher shipping amount will always be charged ✔ Shipping always insured with tracking ✔ Secure & convenient payment methods ✔ Invoice with VAT shown RETURN POLICY ✔ 1 month return policy ✔ free return shipping ✔ eBay guarantee ✔ With every purchase you will receive an invoice with VAT. ✔ If you have individual inquiries, requests or general questions about the items, please contact us. We will be happy to help you. You can find our contact details in the info box “Legal information of the sell.