BIO-BLOK an EXPO-NET brand

Since the early 1980s, BIO-BLOK an EXPO-NET brand has been producing high-performing filter media that helps increase the surface area in your system to improve the efficiency and reducing the footprint required for assets.

EXPO-NET Danmark A/S is a family-owned company, founded in 1959, which is currently run by 3rd generation, Managing Director Lars Klinkby. Today, EXPO-NET is an international Danish business, with local sales offices in France, England, Holland and Australia, and key global supply chain partners. The company has more than 60 years’ experience in manufacturing extruded plastic mesh solutions tailored to customer requirements.

The company’s head office and main operational site is located in a 38,000 sq. m high tech manufacturing facility in the industrial area of Hjørring in northern Denmark. The site includes extrusion production lines for custom making thermoplastic mesh products, an in-house R& D laboratory and extensive warehousing.

EXPO-NET was one of the first European manufacturers of extruded plastic products to become BRC certified for the supply of netting products for food packaging, and now also has ISO 9001:2015 and ISO 14001:2015 certifications for its main Danish production site and operations.

The business has an ongoing proactive commitment to addressing climate change by recycling, developing more sustainable plastic net products and reducing its CO2 footprint across the entire business.

Lower Cleeve WwTW (2025)

Mechanical belt filtration to increase wastewater treatment capacity and enhance water quality on the River Wye

Sandbach WwTW

BIO-BLOK filter media improves performance by 40% and saves £0.5m at Sandbach WwTW

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Sewerage: Products