Naue Bentofix

Bentofix Geosynthetic clay linerBentofix BFG 5000 is the original patented needle punched bentonite liner or geosynthetic clay liner (GCL) for civils application, below ground waterproofing, basement waterproofing and other construction waterproofing and tanking applications. It’s proven performance and ease of installation, coupled with unique truly self sealing laps has made Bentofix the favourite of contractors and designers throughout Europe. The ability of Bentofix to be installed in virtually any weather means that costly to projects are also avoided.

Bentofix takes bentonite construction waterproofing to a new level of performance by offering versatile and speedy installation and is manufactured to ISO 9002 standards.

Bentofix WaterproofingThe Bentofix BFG 5000 waterproofing membrane consists of a continuous layer of natural sodium Bentonite, sandwiched between a needle-punched polypropylene (PP) geotextile as the cover layer and a slit film woven geotextile as the carrier layer. The components are needle-punched uniformly together across the entire membrane. The cover layer of the membrane is impregnated during manufacture with an additional layer of natural sodium bentonite over the its entire surface area to provide unique truly self sealing laps everywhere.

Bentofix BFG 5000 is available in a range of roll sizes to cater for all applications.

Bentofix BFG 5000 has been succesfully used in various projects in Ireland, UK and Europe. Please contact us if you require a reference list.


Bentofix® BFG 5000 has just been awarded BBA certification. Certificate number 05/4257.
Download Bentofix Construction Waterproofing Brochure (PDF, 830Kb)

Download Bentofix Tech Data Sheet ( PDF, 242Kb)
Download Bentofix Construction Manual ( PDF, 2494Kb)