28ft Wide Polytunnels

First Tunnels 28ft commercial polytunnel is a durable, high quality alternative to a green house. We have compiled detailed construction guides to walk you through each step of building your 28ft polytunnel to a high standard. There are guides for both Base Rail and Trenching options – both of which contain step by step instructions. If you require more help or have any questions about your polytunnel, feel free to contact our construction team.

In order to view and print a PDF document, you will need to download the free PDF viewer from the Adobe website. Most computers come with the free Adobe Reader ® software as standard.

They're called QR codes, and we're using them to give you easy access to our construction videos...

Using the latest QR code* technology we have updated all our construction guides to give you instant access to all our construction videos.


No typing, no searching for the right video, just a simple scan (1) of the code with your smart phone and you’ll be instantly connected to that construction video (2). Perfect for when you’re outdoors and could do with the reassurance of seeing what you’ve got to do next.