Spareparts

Wide range of applications

Alternative Fuels

Green Hydrogen

Sewage Treatment Plants

all applications

Looking for a filter? Inquire now!

Contact

Experience tailor-made filtration solutions with BOLL & KIRCH - The global specialist in liquid and gas filtration

As global manufacturer, BOLL & KIRCH provides customized and sustainable industrial filters for a variety of industries worldwide. With over 75 years of experience, our filtration solutions are certified according to DIN ISO 9001 + ISO 14001 + ISO 45001 and recognized by the most important classification societies.

Whether you need filtration for liquids or gases, we offer tailor-made solutions that meet your specific needs. Trust your specialist to provide reliable filtration solutions that are both effective and sustainable.

Events

Geotherm

GeoTHERM is the world's leading trade fair for geothermal energy and sustainable energies. It brings together international experts, companies, and decision-makers from the fields of shallow and deep geothermal energy. The trade fair offers a platform for exchange, knowledge transfer, and innovation with over 280 exhibitors and a specialist congress on topics such as the heat transition, drilling technology, aquifer storage, and new technologies. It provides important impulse for the future of renewable energies.

26. - 27. February 2026
Offenburg, DE
Add to calendar

Expo Biogaz

ExpoBiogaz is the leading trade fair for biogas and anaerobic digestion. It offers a central platform for knowledge exchange, networking, and business opportunities in the dynamic biogas industry. With a diverse program of exhibitions, specialist presentations, and workshops, the fair showcases the latest technological innovations and attracts thousands of trade visitors from around the world every year.

10. - 11. March 2026
Lyon, FR
Add to calendar

Underhall

Underhall presents solutions for sustainable maintenance, occupational safety, digitalization, and automation. The focus is on four core areas: Sustainable Maintenance, Safe Industry, Future Production, and Skilled Maintenance. Experience trends in preventive maintenance, risk management, and securing skilled workers—supplemented by workshops and educational programs for a sustainable industry.

10. - 13. March 2026
Gotheburg, SE
Add to calendar

all events

References

Hepworth Gallery

Hepworth Gallery HVAC system lifetime has been extended with the use of a BOLLFILTER automatic for the filtration of the river water Calder.

KRONES bottle washing machine equipped with BOLLFILTER

KRONES AG

The company KRONES found in BOLLFILTER a filtration solution to efficiently reduce the contamination level in the bottle washing machine main caustic bath.

SunRui

SunRui relies on BOLLFILTER for the protection of the Balclor® Ballast Water Management System (BWMS) on MV “STELLA IVY

all references