Bagnall Environmental has over 25 years of expertise and experience in the construction and refurbishment of trickling filters, both mineral filter media and structured plastic filter media.

Bagnall filter bed engineers pride themselves on their reputation, customer care and service and their considerable expertise in this field.

Offering a full build and refurbishment service, Bagnall filter bed engineers supply and install filter bed walls, filter bed tiles, ventilation systems and various types of filter media. Their experience enables them to offer advice where required.

Bagnall filter bed engineers specialise in the washing and cleaning of used filter media for re-use on site or to send to recycling facilities as appropriate, delivering significant cost and environmental advantages to the client.

Services available

  • Supply and installation of all types of filter media including blast furnace slag to BS 1438/2004 and structured plastic filter media

  • Refurbishment of trickling filters

  • Supply and installation of precast concrete filter bed walls, tiles and ventilation systems

  • Supply and Installation of media support systems

  • Specially designed equipment to enable washing and cleaning of used media on site either for replacing into beds or taking off site for recycling

  • De-commissioning of redundant treatment works

  • Supply and installation of new distributor arms

  • Disposal of old media for recycling

  • Mobile aggregate washing

  • On-site declassification of contaminated media

  • Portable lamella and settlement tank hire

  • Long reach excavator hire