We have combined years of experience and our state-of-the-art technology used for garden centre buildings to assess the wind and snow loadings for our polytunnels in certain parts of the country.
Though a comprehensive set of structural calculations cannot be provided for a polytunnel structure, the map opposite shows our recommendation for whether you should choose 5ft or 6ft spacings. Note this is only a recommendation, should you need any further assistance please contact our sales department. Also you can check out our Polytunnel Comparison here
All our range now comes with 1-1/4" (32mm) diameter Z35 structural steel tubing. We also have a new super strength kit.
All Northern Polytunnels are manufactured using a proven 2 piece hoop, as on our commercial range, unlike our competitors who use 3, 4 or even 5 piece hoops.
A far superior product to hinged doors and supplied as standard. Manufactured from timber or aluminium.
We've utilized our commercial aluminium and PVC fixing system for our aluminum door, doorframe and base rail. Giving commercial quality all round.
On our door and door frames we are using our new corner fixing plates for extra strength and easier assembly.
All our structures have 1mtr straight sides with 6ft working height within 1ft 6" (457.2mm) at each side.
Our hobby brackets are the same design as our commercial range, which have been developed over the last 40 years with proven strength and durability.
We offer either 5ft 6ft hoop spacing's on all our range of structures for extra strength.
Thick wall, hot dipped galvanized tubes for longer life and a stronger structure.
Tanalith Treated we are now using 3" (75mm) x 1-1/2 (40mm) timbers for our door frames, base and side rails and 1-1/2" (38) x ¾" (19mm) double row fixing battens.
All our range now come with 900mm wide door frame as standard.
Quality British made polythenecovers designed to perform in the UK conditions.
Tel: 01282 873120 • Fax: 01282 871733 • Email: email@example.com
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Mill Green, Waterside Road, Colne, Lancs, BB8 0TA