Using a range of metallic filter media in a variety of metal types, Porvair has developed the expertise to supply waste package breathers that are precisely tailored to the individual needs of any application. Available with defined separation efficiencies, defined gas diffusion and defined flow/ΔP characteristics. Specially designed vent breathers, supplied to nuclear storage users in Europe, the UK and the USA, include:

• HEPA (THE) grade shielded vent breathers for spent fuel drying and storage
• WIPP compliant TrU waste package vent breathers
• 500 litre drum breathers
• 3m^3 box breathers.

In addition, we are working with the Nuclear industry to improve the efficiency, safety and cleanliness of cementation, vitrification and disposal technologies including:

• Drum filling, cement dust collection pulsed jet system
• Vitrification plant, high temperature, pour and drain vent filters
• Bulk vitrification pre-treatment evaporator filter systems.