
Class 4 and 4 SP treated pine wood posts
Diameters 4/6 to 10/12 cm – Lengths 1.5 to 4 m
View productStructures and surveying
The structure that supports the crop for years: posts, wire, tensioners and anchors sized for the weight of the plant, the wind and the passage of machinery.

Why a good trellis
A good trellising system optimises growth, improves aeration and makes harvesting easier in vineyards, orchards and climbing vegetables. With the right structure, production increases, diseases are reduced and profitability improves.
We design each trellis according to the crop and the terrain, with high-strength materials: posts, triple-galvanised steel wire, tensioners and anchors that hold the tension season after season with minimal maintenance.


Benefits
Every component is chosen so that the structure does not lose tension or stability over the years.
Optimises crop development and improves the harvest.
Reduces moisture in the plant and the risk of disease.
Allows faster, more efficient harvesting and the passage of machinery.
Class 4 SP treated wood with 22 kg/m³ of preservative, compared with 13 kg/m³ for standard Class 4.
Triple-galvanised wire, tensioners and Gripple® to re-tension without redoing knots.
Solutions according to the crop, the planting layout and the terrain.
Applications

Materials
We supply and install every component of the structure:

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How we work
A single point of contact throughout the project: we measure, design, supply and install.
We study the plot, the crop and the risk. If needed, a topographic survey or measurement with SIGFRUT®.
We propose the system, the materials and the number of posts, cables and anchors. A detailed, no-obligation quote.
We manufacture the NovaNet® netting and build the structure with our own team, or we supply the material if you install it yourself.
Advice on the use and maintenance of the installation to extend its service life season after season.
Frequently asked questions
Wood absorbs impacts better and is quicker to install; prestressed concrete offers maximum durability and strength and is usually more competitive per hectare. In large installations it is common to combine concrete inside the plot and wood around the perimeter. Comparison.
Class 4 SP undergoes a deep treatment with 22 kg/m³ of preservative, compared with 13 kg/m³ for standard Class 4: more protection against moisture, fungi and wood-boring insects and more years of service life. More about Class 4 SP.
Triple-galvanised steel wire holds its tension, resists rust and can be re-tensioned with a single tensioner. Polyester line is a lightweight, UV-resistant alternative for certain uses. Steel cable versus plastic line.
Yes. With SIGFRUT® we measure the plot and calculate the number of posts, the linear metres of wire and the number of plants for new plantations.
Both: we can supply all the trellising and fastening material or take care of the complete installation.
Related services
Full design and installation with NovaNet® netting and the Trampolín, Capilla forzada and Winterfix systems.
Our geographic information system for measuring plots and calculating plants, posts and wire.
Hail, rain at ripening, wind, birds and late frosts: complete protection for orchards and vineyards.
Blog

Treated wooden posts versus prestressed concrete posts for anti-hail netting: the differences in cost, service life and installation.

What treatment class 4 SP means for wooden posts and why it is the foundation of an anti-hail netting installation that lasts for years.

Galvanised steel cable versus polyester wire for the structure of your anti-hail netting: strength, cost and when to use each one.

Tell us the crop, the planting layout and the area: we will calculate posts, wire and anchors and send you a detailed quote.