80yr guarantee - all our pre-galvanised steel tube is ArmourGuard treated giving up to 20 times the corrosion resistance
The 18' wide Single Span Polytunnel is the start of our comprehensive range of commercial structure. Manufactured from 50.8mm diameter Z35 high tensile pre-galvanised steel tubing supplied with heavy duty hot dipped galvanised foundation tubes and zinc plated fixing brackets. Complete 3" x 3" tanalised timber door framework makes this a high quality durable structure. Straight sides of approximately 1m give excellent accessibility and increase available floor space with the option of fitting a side ventilation system. Available with 8' hoop spacing and designed to withstand 100m.p.h.+ wind speed. Ideal for the modest grower with a large garden.