Calders and Grandidge ensure the products they deliver are of the highest quality and pressure treatment.

The level of protection advised by a wood preservative depends on its method of application. Brush, dip or spray applied products will afford a degree of protection but for extended service lives of 15, 30 or 60 years typically only wood pretreated by an industrial penetrating vacuum process can provide the required level of protection for the life of the component.

Vacuum treatment process As recommended by the WPA’s Make Sure its 4, there are three simple ground rules to follow to make sure you have a product that will last a lifetime.

1. Correct specification Understanding the finished project requirements ensures you can fit and forget your fencing. Anything less will compromise customer satisfaction, service life, structural stability and safety.

2. Third party accreditation Using a trusted treating partner gives you piece of mind that the products you purchase are independently verified and conform to the industry’s high standards and regulations.

3. Reassuringly expensive Decades of research and development and in house expertise means that we can offer products and services of the highest quality, providing a classic product range manufactured right here in the UK. We are also innovators and work closely with industry leaders to future proof the timber industry for generations to come.

Don’t put yourself under pressure this spring, treat yourself to Calders and Grandidge.

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